【題目】Pollution in the city had reached four times the _____ level.
【題目】The volcano was about to blow _____ a large river run caused by rapidly melting glacier ice.
【題目】My friend Jessie is _____ beautiful girl, and _____ girl everyone likes to work with.
A.a, aB.a, theC.the, aD.the, a
【題目】Mum is coming. What present________ for your birthday?
A.you expect she has got
B.you expect has she got
C.do you expect she has got
D.do you expect has she got
【題目】-So you ________ the accident?
-Yes. I was waiting for the bus across the street.
A.witnessedB.have been witnessingC.would witnessD.had witnessed
【題目】Having retired from business, he now ________ himself with the welfare of the disabled and lives a meaningful life.
【題目】The players ________ from the whole country are expected to bring us honor in this summer game.
【題目】Scientists say it may be two years ________ this new medicine can be tested on human patients.
【題目】—Haven’t you finished your novel yet?
—Yes. My supervisor and I ______ on it for the whole year.
A.have workedB.are workingC.have been workingD.worked
【題目】After a long and trying investigation, the police have robbery as a motive for the murder.