―Why? Where is the key to the sound lab? ―Dear me! You _______ it in the taxi!
#89994
A
have never left
B
never left
C
haven’t left
D
didn’t leave
推荐题目
. — ____ I know your name ?    — Sorry , you ____ . 
#89739
A
May ; mayn''t
B
May ; can''t
C
Must ; mustn''t
D
Need ; must