1.All at once it began to rain.

1.突然间下起雨来。

2.Time has flown since the holiday began.

2.开放假以来时间就过得飞快。

3.They swam till the tide began to ebb.

3.他们一直游到开退潮。

4.Have they announced when the race will begin?

4.他们宣布比赛什么时候开了吗?

5.I will inquire when to begin our lessons.

5.我要去问一下我们什么时候开上课。

6.The young goat was just beginning to grow horns.

6.这只小山羊刚开长角。

7.Like an unbodied joy whose race is just begun.

7.似不具形体喜悦刚开。

8.The sky blackened and soon it began to rain.

8.空乌云密布, 很快便下起雨来。

9.He made them suspicious when he began acting funny.

9.当他开故作姿态时, 使他们产生了怀疑。

10.Waves of excitement pulsed through us as the race began.

10.比赛开时我们心头掠过一阵阵激动。

11.They pelted down the hill because it began blowing hard.

11."开刮起大风来了,所以他们速地向山下奔去。"

12.I was so terrified that my legs began to quake.

12.我被吓坏了，连腿都开发抖。

13.Jim’s constant complaining was really beginning to try her patience.

13.吉姆一直在抱怨，她真快要失去耐心了。

14.The boy justified himself by saying he did not begin the fight.

14.这个男孩为自己辩护说他没有首先动手打人。

15.We were all on our toes, waiting for the game to begin.

15.我们都已经准备好，就等比赛开了。

16.Imperceptible, we beside this once soporous elephant, begin to send force already.

16.不知不觉间,我们身旁这头曾经酣睡大象,已然开发力。

17.I was so tired that I began to feel totally spaced out.

17.我太累了，开感到完全迷糊了。

18.Some of the new planted apple orchards have also begun to bear.

18.有些新开苹果园也开结苹果了。

19.He began comparing himself with the students.

19.他开将自己和学生相比较起来。

20.The apple blossom is beginning to drop.

20.苹果树上花开落了。