【推荐1】The problem is __________ students should deal with their mistakes after class so that they can avoid making them again. (用适当的词填空)

【推荐2】“I don’t know ___________ to thank him.”(用适当的词填空)

【推荐3】I'll give a few tips on __________ to avoid making the mistakes.

【推荐1】单句语法填空
1. Add _____ all the numbers and tell me the total
2. It was the second time that we _____ (see) her.
3. After yesterday’s heave snow, many roads _____ (block).
4. Believe it or not, there is no such thing _____ standard English.
5. From this time on, the roses grew even larger and _____ (straight).
6. It can take many years _____ (recover) from the death of a loved one.
7. The village where he was born has changed beyond _____ (recognize).
8. He had a _____ (surprise) expression on his face when he heard the news.
9. However, a plan can bear no fruit without being _____ (actual) carried out.
10. I   am only able to   look at nature through        dirty curtains _____ (hang)   before very dusty windows.
11. Another time five months ago,     I happened _____ (be) upstairs at dusk when     the window was open.
12. I hope the government can come up _____ a good plan to stop the housing price increasing too fast.
13. You will tell your friend that you _____ (concern) about him and you will meet   after class and talk then.
14. It’s no pleasure _____ (look) through these any longer because nature is one thing that really must be experienced.
15. The research group produced two reports _____ (base) on the survey, but neither contained any useful suggestions.

【推荐2】用所给词的适当形式填空
1. A sudden stop can be a very frightening experience, ______(especial)if you are travelling at high speed.
2. Studies show that those who drink and smoke ______(heavy)are likely to suffer from heart attacks.
3. The fruit in this area tastes good and sells ______(good).
4. Your success will be ______(large)decided by what you do and how you do it.
5. I have heard ______(recent)that the headmaster was never late for work.
6. I’ve been writing this report ______(occasional)for the last two weeks, but it has to be handed in tomorrow.
7. Tom finished his work ______(careful)because it was very important.
8. The publication of Great Expectations, which was both ______(wide)reviewed and ______(high)praised, strengthened Dickens’ status as a leading novelist.
9. We used to be good friends, but now we don’t ______(frequent)see each other.
10. Users can rent bikes. When they’ve finished riding, they can ______(simple)park their bikes at any station.

【推荐1】For the previous weeks, I had been trained on________ to be a volunteer for it.（用适当的词填空）

【推荐2】In addition, there are famous artists who will perform ______________ to cut paper on the spot.

【推荐3】So long as we have some, that’s enough. And we can learn________to spend money. (用适当的单词填空)