问题
Some of you have finished Book One. ________, you can go on with Book Two. [ ]
A: If you may
B: If you do
C: If not
D: If so
B: If you do
C: If not
D: If so
正确答案是：
同类题型
This is the first time we _______ a film in the cinema together as a family
I saw Li Ming ________ in the river just now.He must still be near here.
been raining for a day, but eventhough it hadn’t rained, we _____ there by tomorrow.
These photos ______ on the Great Wall last week.
While in London，we paid a visit to the hospital founded ________ Florence Nightingale