词汇检测。
I like_______（冬天）best because I can go skating with my friends.
Mary_______（拒绝）to do the work, so I had to ask John to do it instead.
In class, we should answer the teacher's questions_______（清楚地）．
We must think more of others, and we must not think only of_______（我们自己）．
To keep fit, we should eat_______（少）food and do more exercises.
Every morning many people will gather in the Tian anmen Square to watch the raising of our_______（国家的）flag.
There are several ways to solve this problem.  Let's have a_______（讨论）now.
- Look! The boy is running so fast!
- It's hard to _______ that his right leg was once broken
The traffic is so busy. You should be _______ when you go across the road.
One day people will _______ to the moon for vacation.