________(4)




A.who
B.whom
C.whose
D.which

_______(9)




A.successfully
B.successful
C.success
D.susceed

I don't have a computer.




A.I wish I have a computer.
B.I wish I had a computer.
C.I wish I had had a computer.
D.I wish I would have had a computer.

He is good at studying Chinese, ________________?




A.is he
B.isn't he
C.was he
D.wasn't he

It was not until the end of prehistoric times that the first wheeled vehicles appearing.




A.not until the end
B.prehistoric
C.the first
D.appearing

A.reign
B.reindeer
C.protein
D.vein

A.exact
B.examine
C.eleven
D.elephant

The word “handheld” in the passage is closest in meaning to______




A.handling manually
B.held by hand
C.controlling hands
D.operated by hand

A chronic lack of sleep may make us irritable and reduces our motivation to work.




A.uncomfortable
B.responsive
C.calm
D.miserable

The phrase "six tenths" in the passage means




A.6 and 10
B.10/6
C.10 of 6
D.6/10