Often, when he        something that        him, he wasted his time dozing.
#87771
A
should be doing, gave
B
should have been doing, was given
C
should do, was given
D
should have been doing, had given
推荐题目
Thank you very much. Without your help we ______ car started.
#86960
A
didn’t get
B
hadn’t got
C
couldn’t get
D
couldn’t have got
. — ____ I know your name ?    — Sorry , you ____ . 
#89739
A
May ; mayn''t
B
May ; can''t
C
Must ; mustn''t
D
Need ; must