Exploring ________space is exciting, yet dangerous. There is ________need for both robots and humans for space exploration.
#11641
A
the; a
B
a; a
C
/; a
D
/; the
推荐题目
.I have not enough money left, so my_____ at a Christmas cake had to be thrown away.
#13063
A
mind
B
try
C
result
D
attempt
—Where would you like to have your dinner, in a French restaurant or in a Chinese one?—It makes to me as long as we can chat while having dinner.
#12592
A
no difference
B
no sense
C
much difference
D
much sense
— Could you send me an application for the TOEFL?— _______. What’s your name and address?
#14261
A
Yes, I could
B
Just a moment
C
That’s right
D
No problem
She spent as much time as she could .
#13487
A
to learn English
B
playing with her kid
C
study a new language
D
played basketball
I dropped my keys in the grass, but luckily Kate _______ them.
#10819
A
spotted
B
wept
C
removed
D
looked