标题: So fast ______ that it is difficult for us to imagine its speed. [打印本页] 作者: 李老师 时间: 2017-4-18 17:30 标题: So fast ______ that it is difficult for us to imagine its speed. So fast ______ that it is difficult for us to imagine its speed.
A. light travel
B. travels the light
C. do light travel
D. does light travel
满分：2 分
2. ________ the professor had left, everyone looked relaxed.
A. While
B. After
C. Unless
D. For
满分：2 分
3. At least () I play cards with friends.
A. a month twice
B. twice a month
C. twice per month
满分：2 分
4. — Won't you have another try? — ______.
A. Yes, I will have
B. Yes, I won't have
C. Yes, I won't
D. Yes, I will