This software______ protect computers from being attacked by viruses and it took my brother a long time to ______ how to start it.
A.is intended for; come out |
B.intends to ; turn out |
C.is mean to; figure out |
D.is meant for; work out |
---Oh, it’s you! I ______ you.
--- I’ve just had my hair cut.
A.don’t recognize | B.didn’t recognize |
C.haven’t recognized | D.hadn’t recognized |
Great Changes ________in Shanghai since 2000.
A.have been taken place | B.took place |
C.had taken place | D.have taken place |
She still failed in the final exam___hard she worked.
A. whatever B wherever C. however D. whenever
Child ______ he is, he can speak four different languages.
A. as B. although C. if D before
I was doing my homework in my bedroom _______the light went out. I did it with a candle on.
A.which | B.while | C.when | D.where |