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mail. Our school has made many safety rules for us to follow. Let me tell you something about them. We are asked to be careful with electricity when we are using it. It is dangerous to play with fire, for it may cause terrible accidents. We should make sure doors and windows are shut before we leave. Besides, we are not allowed to swim alone, especially in deep rivers or lakes. If we really want to, we must go to the swimming poor with our parents or teachers. What39。 假定你是王偉 ,你的英國筆友 David來信問及你們學(xué)校在署假期間對學(xué)生的 .要求。 1. Mr. Green left for Beijing yesterday. He be at home. 2. — Where can it be? — It be in your pocket. 3. you like to watch the football match with us? 4. You hurry. There is still half an hour before the train leaves. 5. My mother is ill. I stay at home to look after her. 6. I get the ticket if I wanted to. 7. — May I move the books on your desk? — No, you . 8. She said her little brother ride a bike after two days’ learning. 9. — Must we hand in the exercisebooks today? — No, you . 10. — Need he do it now? — Yes, he . Ⅲ . 從方框中選擇適當(dāng)?shù)亩陶Z,并用其正確形式填空。 that B. enough。( 黑龍江龍東) A mother planted many kinds of vegetables in her garden. One morning she said to her daughter. “Betty, e here. Look a t all these little yellow marks on the leaves of the cabbages. They are eggs of a kind of insects. They are very beautiful but very bad for cabbages. This afternoon you must find all the eggs on the leaves and kill them. In this way, you will help us have better greener and bigger cabbages.” Betty didn39。s more, following traffic rules is also very important. Everyone should watch out when cr