________ Pierre began to help his father with the farm work when he was
#14407
A
In 1980’s; his teens
B
At the 1980’s; the teens
C
In the 1980s; in his teens
D
In 1980’s; in the teens
推荐题目
Only teachers are permitted to enter the reading room, that is to say, the reading room is only________ to teachers.
#10788
A
abundant
B
aware
C
accessible
D
absurd
My interest in surfing on the Internet has_______ most of my spare time, but it has repaid me a great deal of enjoyment.
#12057
A
taken off
B
taken up
C
taken down
D
taken away
Computer power now allows automatic searches of fingerprint files to match a print at a crime ________.
#11163
A
field
B
scene
C
location
D
occasion
--- How can I use iPhone 4s?--- Just refer to the _________.
#13608
A
explanations
B
expressions
C
directions
D
Preparations
The scientist knew nothing about the matter, because he was always _________ himself in his study.
#12696
A
burying
B
devoting
C
focusing
D
concentrating