问题

______ these tips, and your time _ doing research on the Internet _______ much worthwhile

A:Following, will spend, is
B:Followed, spent, was
C:Follow, spent, will be
D:To follow, spending, has been

正确答案是：

同类题型

Though he is a(n) ________worker, he works very hard.[ ]

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Mother asked me to take more money _______ something unexpected should happen

I often have hamburgers for lunch.— You’d better not. It’s bad for you too much junk food.

He isn’t a man who knows _____ to deal withpeople properly, but he does know _____ to do with all kinds of papers in frontof him.