3道英语单选题求解析—Iwonderifyoucouldgowithmetothesupermarket.—Don,tdisturbme.Imyexperimentreportallthemorningandhaven,tfinishedyet.A.writeB.waswritingC.havewrittenD.havebeenwritingShedidn'tallowtheaccident

Question

3道英语单选题求解析
—I wonder if youcould go with me to the supermarket.
—Don,t disturbme.
I_____my experimentreport all the morning and haven,t finished yet.
A.
write B.was
writing
C.havewritten
D.have been writing
She didn't allow the accident to discourage her.Onthe
contrary,she began to work_____.
A.as twice
hard B.twice
ashard
C.twice
asharder
D.harder twice
—Will you please make yourself_______to us,please?
——I’m the honorary chairman of the committee.
A.
know B.to
know C.knowing
D.known
主要分析一下语法谢谢.

Answer 1

正解D.句中haven't  finished  yet 表示没写完,说明过去到现在一直在写,用现在完成进行时.
正解B .倍数+  as  + 副词原级+ as . 
正解D.make  oneself  done    让自己被人了解,用过去分词.