David didn’t give up ______ he had failed in the experiment four times.
#57729
A
if
B
while
C
though
D
since
推荐题目
—Bill, don’t eat in the classroom.             —_______.
#55485
A
It doesn’t matter
B
I don’t believe it
C
No, not really
D
Sorry, I won’t do that
Teenagers would rather_____ secrets with friends than _____ about them with parents.
#55800
A
sharing; talk
B
share; talking
C
share; talk
D
sharing; talking
—________ are you going?—To the bookstore.
#55943
A
Where
B
What
C
Which
D
Who