China has made great efforts ____ other countries build high-speed railways.

1. China has made great efforts ____ other countries build high-speed railways.

A. help B. tohelp C. helping D. helped

【考点】

动词不定式;

【答案】

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单选题容易

1. The woman made her son _______ finally after she told him some jokes.

A. laughed B. to laugh C. laugh D. laughing

单选题容易

2. Qiqi hopes ____ medicine in Sichuan University.

A. studies B. studying C. tostudy

单选题容易

3. —Lingling, I'd love to go bike riding with you, but I have some homework ____.

—If you don't go, neither will I.

A. finishing B. tofinish C. finished D. finish

单选题容易