A：Jeff，（71） ？
B：Yes，Mum．I finished my homework a few minutes ago．
A：But what are you doing now？
B：（72） ，I just want to relax myself．
A：Is that also your homework？
B：Not really．But the video is well worth watching，I suppose．
A：You do？（73） ？
B：It's about the Belt and Road（"一带一路"）． （74） ？
A：Yes，I have just heard something about that on the radio．Anyway，it may be a little bit hard for you to understand．
B：A little bit hard？You must be joking．In the video，the conversation between the father and the daughter explains the topic lively and clearly．
A：It does？Can I watch it with you？
B：（75） ．I promise you'll find it amazing and interesting．
根据句意，写出括号内所给单词的适当形式。Many of my friends were invited to the party last Sunday because of my _________ ( twenty ) birthday.
Boys, don’t touch the machines, or you may hurt _________ ( you ).
The International Union Against Cancer says about seven hundred million children _________ ( breath ) smoke-filled air.
I can’t understand his (silent) on such an important matter.
根据汉语意思完成句子。（每空词数不限，每小题1分，共5分）。经常熬夜不利于我们的健康。
It is not good for our health to ______________________ too often.尽管问题很多，但最终一切得以解决。
Although there were many problems, everything worked out _____________________.吉米这些天看起来很沮丧，咱们去让他高兴起来吧！
Jimmy looks upset these days. Let’s go and ______________________.我爸爸买车后就戒酒了。
My father _____________________ drinking until he bought a car.嫦娥三号成功落月圆了中国人登月梦想。
Landing on the moon of Chang’e III successfully makes Chinese flying dream_____________________.
补全对话: 根据对话内容，从方框中选出能填入横线处的最佳选项(其中有两项是多余的)。
A: Hi Betty!
B: Yes, I went there with my parents.
A:
B: Wonderful. Many famous singers sang at the concert.
A: What does it mean?
B: The concert was held for collecting money for the children who are too poor to go to school.
A: That’s true.
B: I think people should give them help as much as possible.
A:
根据句意,用所给动词的适当形式填空。
根据句意,用所给单词的适当形式填空。