The runners________ several times ________their positions on the starting line,

The runners________ several times ________their positions on the starting line,

题型:不详难度:来源:
The runners________ several times ________their positions on the starting line, otherwise they will be kicked out.
A.are warned, making upB.warn, to make up
C.have been warned, to take upD.warn, to have taken up

答案
C
解析

举一反三
What can you suppose they___________ this time next year?
A.are doingB.will do
C.will have been doneD.will be doing

题型:不详难度:| 查看答案
---Have you finished reading Gone With the Wind?
---No, I_________ my homework all day yesterday.
A.was doingB.would doC.had doneD.do

题型:不详难度:| 查看答案
--- Jack fell off the ladder yesterday, but he is all right now.
---What a lucky dog! He _________ himself badly.
A.should injureB.could have injuredC.should have injuredD.might injure

题型:不详难度:| 查看答案
—why, James, you look so tired!
---Well, I _____the house and I must finish the work tomorrow.
A.was paintingB.will be paintingC.have paintedD.have been painting

题型:不详难度:| 查看答案
---Is everyone here?
---Not yet. Look, there_______ the rest of our students!
A.comeB.comesC.is comingD.are coming

题型:不详难度:| 查看答案
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