英语的学习需要大家每天去说，说出来，这样才能提高英语成绩，小编在这里为大家整理了英语知识点：第三单元，希望大家可以用心去看，去学习。

一、 应掌握的词组：

1. babysit one’s sister 照顾妹妹

2. visit one’s grandmother 看望奶奶

3. spend time with friends和朋友们一起度过时光

4. visit cousins 看望表弟等

5. Go to sports camp 去运动野营

6.go to the beach 去海滩

7. go camping 去野营

8. Go shopping 去买东西

9. go swimming 去游泳

10. go boating去划船

11. go skating 去溜冰

12. go walking去散步

13. go climbing 去登山

14. go dancing去跳舞

15. go hiking 去徒步远足

16. go sightseeing 去观光

17. go house-hunting 去找房子

18.go on a hike 徒步旅行，go bike riding 骑自行车旅行，go fishing 去钓鱼

19. do some shopping 买东西

20. do some washing 洗衣服

21. do some cooking 作饭

22. do some reading 读书

23. do some speaking训练口语

24. do some sewing 做缝纫活

25.that sounds nice 那好极了

26. at home 在家

27. how about=what about ……怎么样?

28. how long 多长时间

29. how far 多远

30. how often 多长时间一次

31. how much, how many 多少

32. have a good time =have fun= have a wonderful time= enjoy oneself 玩得高兴，过得愉快

33. show sb. Sth.=show sth. to sb.出示某物给某人看

give me the book=give the book to me 给我书，

pass me the cup=pass the cup to me 把杯子递给我，

sell me the house=sell the house to me 把房子卖给我

buy me a book =buy a book for me 给我买书，

make me a cake=make a cake for me给我做蛋糕

44. Ask her about her plans 向她询问她的计划ask sb. about sth.向某人询问某事

45. forget to do sth. 忘记要做某事，forget doing sth. 忘记做过某事