教教我.我没悬赏分了啊.（ ）1.My mother ____the windows already,so the ro

教教我.我没悬赏分了啊.
（ ）1.My mother ____the windows already,so the room looks
A.has cleaned B.had cleaned C.is cleaning D.will clean
（ ）2.A:____you____your homework yet?
B:Yes,l____it a moment ago.
A.Did,do,finished B.Have,done,have finished
C.Have,done,finished D.Will,do,finish
（ ）3.A:Why not go to see the dolphin show with me?
B:No,let's go home.Because l____ it twice.
A.saw B.will see C.see D.have seen
（ ）4.A:Have you written anything on Chinese traditional food so far?
B:________,but l have a plan for it.
A.Ever since B.Later on C.Not yet D.From now on
（ ）5.In the last few years,there ____great changes in the country.
A.had been B.were C.have been D.has been
（ ）6.ldon't think l____you in that dress before.
A.have seen B.was seeing C.saw D.see
（ ）7.So far many man-made satellites____into space.
A.are being sent up B.have been sent up
C.have sent up D.have being sent up
（ ）8.A:Tom,can l borrow your book Chicken Soapy.
B:Sorry,l____it to Mary.
A.lent B.have lent C.had lent D.lend
（ ）9.A:Where is my handbag?
B:Maybe you have ____it in the shoe shop.
A.got B.forgotten C.thrown D.left
（ ）10.A:l can't find my pen .____you____it anywhere.Mum?
B:No.Look!What's that under your book?
A.Have;seen B.Do;see C.Did;see D.Had;seen