【推荐1】Tom explained to his teacher the reason ________he came late. （用适当的词填空）

【推荐2】定语从句对比练习
1. a. This is the house ________ I lived last year.
b. This is the house ________ I bought last year.
2. a.I think Beijing is the most beautiful city, ________ has a population of over 20, 000, 000.
b. Beijing is the most beautiful city ________ I have ever visited.
c. I think Beijing is the most beautiful city, ________ I spent my last summer holiday.
3. a. I'll spend my holiday in Shanghai, ________ lives my uncle.
b. I'll spend my holiday in Shanghai, ________ lies on the coast.
4. a. This is the very room ________ I slept in that evening.
b. This is the very room ________ I slept that evening.
5. a.I will remember the days ________ I spent with you at college.
b. I will remember the days ________ I studied with you at college.
6. a. That is the reason ________ he didn't go to college.
b. That is the reason ________ he told me yesterday.

【推荐3】用括号内所给动词的正确形式填空或在空白处填入一个正确的关系代词/关系副词
1. The police found that the shopping mall had been broken into and a lot of valuable things__________(steal).
2. The plane __________(take) off at 10:10. That is, it is leaving in ten minutes.
3. A new library is being built now and __________(complete) next month.
4. They _________(try) every means to save the wounded soldier up to now.
5. —Can I use your phone?
—Sorry, my phone _________(use) now.
6. He bought a book the other day, ___________ author is a middle school student.
7. The reason ____________ he was late again was that he missed the first bus.
8. On the blackboard the teacher wrote a sentence, the meaning of __________I don’t understand.
9. The factory _____________ his father works is in the west of the city.
10. He is just the student _____________you want to make friends with.