单项填空
非谓语动词及从句专项训练
1. No matter how bright a talker you are, there are times when it’s better ______ silent.
A. remain B. remaining C. remained D. to remain
2. One of the meteor (陨石) pieces was found to have crashed into a frozen lake, ______ a six-meter wide hole.
- 对本期电子报订户、有效期内的VIP教师会员和本学期高三尊享卡用户，我们开放所有内容：
- 如果您拥有以上权限，请点这里登录；
- 订阅电子报，请点这里；
- 激活VIP教师卡，请点这里；
- 激活21英语尊享卡，请点这里。
