diff --git a/core/function.go b/core/function.go
index 2ba13a6..be47246 100644
--- a/core/function.go
+++ b/core/function.go
@@ -81,12 +81,10 @@ func AddCommand(prefix string, cmds []Function) {
 func handleMessage(sender Sender) {
 	defer sender.Finish()
 	key := fmt.Sprintf("u=%v&c=%v&i=%v", sender.GetUserID(), sender.GetChatID(), sender.GetImType())
-	// fmt.Println(key, sender.GetContent())
-	// fmt.Println(waits.Load(key))
 	if v, ok := waits.Load(key); ok {
-		c := v.(Carry)
-
+		c := v.(*Carry)
 		if m := regexp.MustCompile(c.Pattern).FindString(sender.GetContent()); m != "" {
+			c.Sender = sender
 			c.Chan <- m
 			sender.Reply(<-c.Result)
 			return
diff --git a/core/im.go b/core/im.go
index b062448..f0b8be0 100644
--- a/core/im.go
+++ b/core/im.go
@@ -30,7 +30,7 @@ type Sender interface {
 	Finish()
 	Continue()
 	IsContinue() bool
-	Await(Sender, func(string, error) interface{}, ...interface{})
+	Await(Sender, func(string, Sender, error) interface{}, ...interface{})
 }
 
 type Edit int
@@ -221,19 +221,23 @@ type Carry struct {
 	Chan    chan interface{}
 	Pattern string
 	Result  chan interface{}
+	Sender  Sender
 }
 
-func (_ *BaseSender) Await(sender Sender, callback func(string, error) interface{}, params ...interface{}) {
-	c := Carry{}
+func (_ *BaseSender) Await(sender Sender, callback func(string, Sender, error) interface{}, params ...interface{}) {
+	c := &Carry{}
 	timeout := time.Second * 20
 	for _, param := range params {
 		switch param.(type) {
 		case string:
 			c.Pattern = param.(string)
 		case time.Duration:
-			timeout = param.(time.Duration)
+			du := param.(time.Duration)
+			if du != 0 {
+				timeout = du
+			}
 		case func() string:
-			callback = param.(func(string, error) interface{})
+			callback = param.(func(string, Sender, error) interface{})
 		}
 	}
 	if callback == nil {
@@ -255,14 +259,14 @@ func (_ *BaseSender) Await(sender Sender, callback func(string, error) interface
 		switch result.(type) {
 		case string:
 			waits.Delete(key)
-			c.Result <- callback(result.(string), nil)
+			c.Result <- callback(result.(string), c.Sender, nil)
 			return
 		case error:
 			waits.Delete(key)
-			c.Result <- callback("", result.(error))
+			c.Result <- callback("", c.Sender, result.(error))
 		}
 	case <-time.After(timeout):
 		waits.Delete(key)
-		c.Result <- callback("", TimeOutError)
+		c.Result <- callback("", c.Sender, TimeOutError)
 	}
 }
diff --git a/core/otto.go b/core/otto.go
index 74b8e46..1cc13f0 100644
--- a/core/otto.go
+++ b/core/otto.go
@@ -165,6 +165,36 @@ func init123() {
 				v, _ := otto.ToValue(s.GetUsername())
 				return v
 			})
+			vm.Set("Await", func(call otto.Value) interface{} {
+				patternV, _ := call.Object().Get("pattern")
+				timeoutV, _ := call.Object().Get("timeout")
+				timeout, _ := timeoutV.ToInteger()
+				pattern, _ := patternV.ToString()
+				s.Await(s, func(s1 string, s2 Sender, e error) interface{} {
+					if e != nil {
+						return nil
+					}
+					v, err := call.Object().Call("callback", s1)
+					if err != nil {
+						return nil
+					}
+					deleteV, _ := v.Object().Get("delete")
+					delete, _ := deleteV.ToBoolean()
+					if delete {
+						s2.Delete()
+					}
+					disappearV, _ := call.Object().Get("disappear")
+					disappear, _ := disappearV.ToInteger()
+					s2.Disappear(time.Millisecond * time.Duration(disappear))
+					replyV, _ := v.Object().Get("reply")
+					reply, _ := replyV.ToString()
+					if reply != "" {
+						return reply
+					}
+					return nil
+				}, pattern, time.Millisecond*time.Duration(timeout))
+				return otto.Value{}
+			})
 			vm.Set("GetUserID", func() otto.Value {
 				v, _ := otto.ToValue(s.GetUserID())
 				return v
diff --git a/core/test.go b/core/test.go
index ae70504..c097766 100644
--- a/core/test.go
+++ b/core/test.go
@@ -154,9 +154,8 @@ func initSys() {
 		},
 		{
 			Admin: true,
-			Rules: []string{"set ? ? ?"},
+			Rules: []string{"set ? ? ?", "delete ? ?"},
 			Handle: func(s Sender) interface{} {
-				// s.Disappear()
 				b := Bucket(s.Get(0))
 				if !IsBucket(b) {
 					return errors.New("不存在的存储桶")
@@ -164,7 +163,7 @@ func initSys() {
 				old := b.Get(s.Get(1))
 				b.Set(s.Get(1), s.Get(2))
 				go func() {
-					s.Await(s, func(_ string, e error) interface{} {
+					s.Await(s, func(_ string, _ Sender, e error) interface{} {
 						if e != nil {
 							return nil
 						}
@@ -175,19 +174,6 @@ func initSys() {
 				return "操作成功，在60s内可\"撤回\"。"
 			},
 		},
-		{
-			Admin: true,
-			Rules: []string{"delete ? ?"},
-			Handle: func(s Sender) interface{} {
-				s.Disappear()
-				b := Bucket(s.Get(0))
-				if !IsBucket(b) {
-					return errors.New("不存在的存储桶")
-				}
-				b.Set(s.Get(1), "")
-				return "删除成功"
-			},
-		},
 		{
 			Admin: true,
 			Rules: []string{"get ? ?"},