You are required to (fast) ______ the seatbelt when driving so as to protect yourself.

admin2013-06-10  39

问题 You are required to (fast) ______ the seatbelt when driving so as to protect yourself.

选项

答案fasten

解析 本题考查的是固定结构的用法。“be required to do sth.”是固定结构,此处的to为不定式符号。因此需填形容词fast的动词形式fasten的原形。
转载请注明原文地址:https://kaotiyun.com/show/0GeK777K
0

最新回复(0)