Not until ten o'clock ___ it was too late to return
1. Not until ten o'clock ___ it was too late to return.
A.we realized
B.we did realize
C.did we realize
D.realized we
.标准答案：C
2. The main road through Littlebury was blocked for three hours today after an accident___ two lorries.
A.involving
B.including
C.combining
D.containing
.标准答案：A
3. If he___ in that way for much longer he will find himself in the bankruptcy court.
A.carries on
B.carries off
C.carries by
D.carries away
.标准答案：A
