问题

You are never too young _____ doing things.[ ]
A: to starting
B: start
C: to start
D: starting
B: start
C: to start
D: starting
正确答案是:
同类题型
Now, everybody, please turn to Page _____ and look at the _____ picture.
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Can you say something about Wenchuan earthquake (汶川地震)?—___________ people lost their lives in it.
Helen’s mother usually gets up _____ seven o’clock _____Sunday morning.[ ]