新东方在线小学网整理了2017年小升初英语语法大全，供同学们参考，希望能够帮助同学们提高学习成绩。

　　小升初英语语法定语从句知识点：练习题及详解（3）

　　21.The letter is from my sister， ______is working in Beijing.

　　A. which B. that C. whom D. who

　　22.In our factory there are 2，000 workers， two thirds of ____are women.

　　A. them B. which C. whom D. who

　　23.You‘re the only person ______I’ve ever met ______could do it.

　　A. who；/ B./； whom C. whom；/ D./； who

　　24.I lost a book， ______I can‘t remember now.

　　A. whose title B. its title

　　C. the title of it D. the title of that

　　25.Last summer we visited the West Lake， ______Hangzhou is famous in the world.

　　A. for which B. for that C. in which D. what

　　26.I have bought such a watch _______ was advertised on TV.

　　A. that B. which C. as D. it

　　27.I can never forget the day _______ we worked together and the day ______ we spent together.

　　A. when； which B. which； when

　　C. what； that D. on which； when

　　28.The way ______he looks at problems is wrong.

　　A. which B. whose C. what D./

　　29.This is the reason ______he didn’t come to the meeting.

　　A. in which B. with which C. that D. for which

　　30.This machine， ______for many years， is still working perfectly.

　　A. after which I have looked B. which I have looked after

　　C. that I have looked after D. I have looked after