A. at completing
B. to complete
C. in completing
D. complete
第1题
Sixty million people who ( )in rural areas are moving to cities every year.
A: lived
B: lives
C: living
D: live
第3题
-Can I help you with your suitcase? -( ).
A: I have no idea
B: No, no. I can carry it myself
C: That's a good idea
D: Thank you. I can manage myself
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