Who does that shop assistant think he is? He behaves _______ he owned the store.
A. even if B. as if C. as long as D. if
Nelson Mandela _________ his life to fighting for a free society________ all people live together in harmony.
A. devoted; which B. spent; in which
C. devoted; in which D. spent; where
The number of various educational programs is increasing, _______ important roles have been realized by more and more people.
A. whose B. where C. whichD. that
As she is a _____ visitor to our house, we look on her as a part of our family.
A. fluent B. frequent C. unexpectedD. friendly
I can’t remember when turning point occurred exactly, but it might be summer morning when I was in New York.
A．不填；aB．a; aC．the; aD．a; the
---Mary, remember to come and see us next time you’re in town .
---__________.
A. Why? I’ll certainly do B. Sounds nice
C. You’re welcome D. Sure, I will
