_______ his return from America, he got down to his research.
#92169
A
While
B
In
C
As
D
On
推荐题目
_______, follow the directiom on the bottle carefully.
#94182
A
Takes medicine
B
To take medicine
C
When one takes medicine
D
When taking medicine
That was really a splendid evening. It’ s years _____ I enjoyed myself so much.
#92226
A
when
B
that
C
before
D
since
_________ that it's very cruel to kill wild animals for money.
#94894
A
It is no doubt
B
There is no doubt
C
It is not doubt
D
There is not doubt
(2009大连双基) Women _______ drink more than two cups of coffee a day have a greater chance of having heart disease than those ________ don’t.
#95038
A
who ;不填
B
不填 ; who
C
who ; who
D
不填; 不填