问题
Some of you may have finished unit one. _______, you can go on to unit 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 English newspaper is very easy for the students because there are _____ new words in it.
We have ______ our sports meeting till next Monday because of the bad weather.
_______ visitors come to China every year .[ ]
Excuse me, where is Mr. Green’s office? — Sorry, I don’t know. I ___here for only a few days.