2020年军队职称英语-卫生类A级词汇指导重难点词组(5)

It ________ non-stop for the three days since Monday．Look, it’s raining so hard now．
A.has rained
B.is raining
C.has been raining
D.has been rained
 

People around the world ________ Christmas trees ever since 1510．
A.decorated
B.have decorated
C.have been decorated
D.have been decorating

 

Mr．Smith ________ these days．I think he should take a holiday before he burns out．
A.has been overworking
B.overworked
C.had overworked
D.was overworking
 

I ________ the book the whole day, yet I haven’t finished it．
A.have been reading
B.have read
C.am reading
D.had been reading
 

The foreign scientist ________ in our college for eight years and doesn’t want to leave．
A.worked
B.works
C.is working
D.has been working

 

Professor Smith, a student ________ the whole afternoon．Could you let him in now?
A.was waiting
B.is waiting
C.had waited
D.has been waiting

 

The company ________ a rise in salary for ages, but nothing has happened yet．
A.promises
B.promised
C.has been promising
D.had promised
 

We ________ here for two days, and we’ll go on for another two days．
A.have been staying
B.had stayed
C.shall stay
D.will have stayed

 

They ________ us since five o’clock this morning．
A.are helping
B.have been helping
C.have been helped
D.have helped

 

I am sick of rain and bad weather! Hopefully, when we ________ up tomorrow morning, the sun ________．
A.wake; will be shining
B.will wake; is shining
C.will wake; shines
D.wake; shines