问题:
________about what questions to be asked and write them down________.
[ ]
A.Thinking; for advance
B.Think; in advance
C.Thinking; on advance
D.To think; in advance
________about what questions to be asked and write them down________.
B.Think; in advance
C.Thinking; on advance
D.To think; in advance
[ ]
A.Thinking; for advance B.Think; in advance
C.Thinking; on advance
D.To think; in advance
参考答案: