1.
I'll write a letter during the break.
趁这个空当儿，我写封信。
2.
Let's sing a song during the break.
我们趁这空当儿唱支歌。
3.
As this cold air moved through the woods,
当冷空气穿过树林时，
4.
The sun had already climbed to its zenith.
太阳已经升到当空。
5.
We should forbid all empty talk.
我们应当禁绝一切空话。
6.
The bright moon climbed high in the sky, pouring its silvery light over the ground.
皓月当空，银光泻地。
7.
4. Choose the right word and fill in the blanks.
选择适当的单词填空。
8.
5. Fill in the blanks with the right verb form.
用适当的动词形式填空。
9.
2. Fill in the blanks with the right form of the verbs.
用动词的适当形式填空.
10.
6. Read and put in the right forms of the verbs.
用动词适当形式填空.
11.
Make hay while the sun shines .
烈日当空照，勿忘晒干草。
12.
A rainbow in the sky:
每当我瞥见天空的彩虹
13.
"Mean huts and empty halls, where emblems of nobility once hung"
"陋室空堂,当年笏满床"
14.
Overhead the moon was shining.
一轮明月当空照耀着。
15.
The atmosphere in the courtroom was tense.
当时庭上空气紧张。
16.
Fill in the blanks with suitable words.
在空格里填上适当的字。
17.
Tick and complete where applicable.
在适当的空格处打勾
18.
At that time aviation was still in its infancy.
当时航空仍在萌芽阶段。