企业具备了所有权优势并将之内部化后，就具备了对外直接投资的充分条件。
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Let us walk to the shops instead of taking the car,_________?
A. shall we
B. don't we
C. will we
D. won't we
The travel agency is arranging for us __________ at a really nice hotel.
A. stay
B. of staying
C. to stay
D. staying
I would not want _____ of my parents to know I have a boy friend.
A. either
B. any
C. neither
D. none
I am begining to think that ______ people say about him is true.
A. which
B. this
C. what
D. /
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