用括号内动词的适当时态和语态填空，每空词数不定，注意写出完整答案。
1. —Look at the twins.
—Oh, they_________(make) a model plane happily.
2. —What time does Jimmy go to bed every evening? —He usually_______(go) to bed at 9: 30.
3. —_________you_________(visit) Singapore and Thailand next month?
—Yes, I will.
4. —Can these magazines_________(take) out of the library?
—Sorry, you can only read them here.
5. —Who_________(come) to your school yesterday afternoon?
—Twenty exchange students and their teachers from England.
