David failed in the final examination last term and only then _____ how much tim

题型：福建省同步题难度：来源：

David failed in the final examination last term and only then _____ how much time he had wasted before.[     ]
A. had he realized
B. he had realized
C. did he realize
D. he realized

答案

举一反三

Look! How excited he is! It is the first time that he _____ so excited since he _____ here last year.[     ]
A. has been; has moved
B. was; moved
C. has been; moved
D. was; has moved

题型：福建省同步题难度：| 查看答案

I________invite Mr Green to the party that day, but he forgot it completely. [     ]
A. do
B. does
C. did
D. doing

题型：陕西省同步题难度：| 查看答案

—Why are the two students standing at the gate of the teachers"office?
—They________to each other in class and________.[ ]
A. have whispered; are punishing
B. had whispered; were punished
C. whispered; are being punished
D. are whispering; were being punished

题型：山西省同步题难度：| 查看答案

He________ the pencil and began to draw the beautiful surroundings on a sheet of paper. [      ]
A. sharpened
B. has sharpened
C. would sharpen
D. was sharpening

题型：陕西省同步题难度：| 查看答案

I came across my  old friend,Bob,this afternoon.He gave me a cold look though.It looked as if I________a stranger to him.[     ]
A. am
B. were
C. have been
D. would be

题型：安徽省同步题难度：| 查看答案