用must或can't填空 1、that woman ( ) be at least 50.she looks old

1、that woman ( must) be at least 50.she looks old
2 hans ( can't) be here now.I saw him in the library three minutes ago
3 --he (must) come from Japan.--No,he comes from South Korea
连词成句
I,this,already,book,read,have --- I　　have already read this book.
room,that,this,is,than,larger,one---- This room is larger than that one.
telephoning,my,is,now,sister,her,friend----My sister is phoning her friend.
I,weekend,went,to,the,last,cinema--- I went to the cinema last weekend.
clever,Tom,is,brother,as,as,his ----Tom is as clever as h is brother.
用must,have to或can填空
（Can ） I ask you a question
Do you ( have to) go there with him?
It ( must) be raining now.
He ( can) not be from South Korea.He (can ) be Japanese
I (have to ) study at home.I will take an exam tomorrow
根据汉语提示完成下列句子
He must be ( sleeping )正在睡觉
He can't be ( Australian )澳大利亚人
It can't be ( my umbrella )我的伞
She must be ( at least 30 years old )至少30岁了
He must be ( a policeman )警察
用must have been 或 can't have been 完成句子
He didn't come to school yesterday.He ( must have been )ill.
He ( can't have been )at home.He went on a holiday
She ( can't have been )a teacher.She was a doctor
I don't think he was in Japan.He ( must have been ) in Germany
I didn't see him last night.He ( must have been )sleeping at home
用括号中所给动词的适当形式填空
1 --Have you 【 seen 】 (see)Jack?
--No.I think he must be working ( work)in his office now
2 They were 【 listening 】 (listen) to the radio
3He 【 gets 】 (get)up very early every morning
4 He can't have been 【 watching 】 (watch) television
5 Did you 【go】 (go)there by bus