I have a letter _____.A.to write B.writing C.to write with D.writing withHe wants to buy a house____.A.living B.to live C.living in D.to live in一直都弄不懂这两个句子,讲一下理由,

I have just received a letter from my brother.（同义句）=I have just ____ ____ my brother. I want to write a letter.Can I have some ____ _____. 根据句意,填入合适的单词. I need a pen and some paper.I want to ____ a letter.A:write.B:buy.C:have.D:work I ____(write) a letter at that time 判断：I have a pen.____ I have pen.____ Sally can't have written tome,or ____ the letter by now.A.I'll get B.i'll have got C.I'd have got D.I'd get为什么? I have a toothache.用两种方式提问____ ____ ____ you?____ ____ ____ ____ you? I have had a letter from Tom.的意思? I have had a letter from tom 提问 ____ your letter,I would have started two days ago.A If I received B Shoud I receiveC If I could have received D Had I received本题答案是D have a sore throat同义句 I ____ ____ ____. Have you received a letter from your mother 的同义句是?____ you ____ ____ your mother 现在完成进行时态与现在进行时态的区别是什么?例如i have been writing a letter和i am writing a letter例如i have been writing a letter和i am writing a letter有什么区别 1.may i have a look at your letter?no,you___ a can’t b mustn’t 2.all the students in our class have different ____(able) 3.what can i do ___(help) my pet dog play games? I have a family ____ three. ____ a busy day I have.填空 “I”（ ） a letter “I”（ ）a letter