I often spend an hour____to English on the radio.A,to practice listening B,practicing listening

Question

C,practicing to listen为什么选B

Answer 1

因为 主语+spend+一段时间+V.ing sth. "某人花费多少时间做某事”
practise +v.ing "练习做某事”
所以选B

Answer 2

spend 时间/金钱on sth. spend 时间/金钱(in ) doing sth. 所以选practising 而又因为practise doing sth.所以选B

Answer 3

spend +时间+doing sth    花费时间做某事


practicing doing sth. 练习做某事

没有practice to do这个说法   

Answer 4

正确：B

spend some time (in) doing sth.

practice doing sth.

因此，两个词都必须使用doing形式。

本回答被提问者采纳