Scientists photographed for the first time ever _____ wild gorillas used a stick to test the depth of a pool before getting into it, according to a recent study.
#59036
A
which
B
what
C
that
D
when
推荐题目
It’s strange that she ____have failed to see her own shortcomings.
#4672
A
would
B
should
C
could
D
might
It is not _____ that Sanlu has been connected to a scandal involving milk powder, according to China Daily.
#4654
A
for the first time
B
the first time
C
first time
D
in the first time
His car ______ yesterday, so he can not go to work by car.
#4545
A
is repaired
B
was repaired
C
repairs
D
has repaired
—Are you sure Mike will help us if we are in trouble? — _____. He is a reliable friend.
#4595
A
It doesn’t matter
B
Don’t take it to heart
C
You can count on it
D
No problem
–There is _______ on using mobile phones at the gas station. --Do you mean talking on the mobile phone ________ at the gas station?
#4609
A
a ban; is banned
B
ban; banned
C
a ban; banned
D
ban; is banned