While she _________ TV in the sitting room, the bell________.A.watches, ringsB.i

While she _________ TV in the sitting room, the bell________.A.watches, ringsB.i

题型:不详难度:来源:
While she _________ TV in the sitting room, the bell________.
A.watches, ringsB.is watching, rangC.was watching, rangD.watched, was ringing

答案
C
解析

举一反三
The headmaster ________for more than two weeks.
A.has leftB.has goneC.has been awayD.has come back

题型:不详难度:| 查看答案
--Where" s Mr Green? --Oh, he _________ Canada.
A.has been toB.has gone toC.went toD.was in

题型:不详难度:| 查看答案
.--How long have you ________there? --About four years.        ~
A.comeB.goneC.leftD.worked

题型:不详难度:| 查看答案
--Excuse me, Look at the sign NO SMOKING! --Sorry, I ________ it.
A.don"t seeB.didn"t seeC.haven"t seenD.won"t see

题型:不详难度:| 查看答案
--Why not go to see the dolphin show with me? --Because I ________it.
A. saw           B. will see        C. see            D, have seen
题型:不详难度:| 查看答案
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