I know one of the things _____I was unsure about was _____ hard it would be to climb   this mountain.
#65979
A
that; how
B
what; how
C
which; what
D
/; what
推荐题目
______ it is to have a picnic in the hills on such a nice day!
#66098
A
What a fun
B
How fun
C
What fun
D
How a fun
 ____ to bring your homework tomorrow!
#59480
A
Not forget
B
Aren’t forget
C
No forget
D
Don’t forget
We haven’t seen each other for many months.__! 
#66281
A
What I missed you
B
What did I miss you
C
How I missed you
D
How did I miss you
_____, I’m sure, and you’ll find her friendly and easy-going.
#66114
A
If you have a talk with Sara
B
Having a talk with Sara
C
Have a talk with Sara
D
After having a talk with Sara
__ mix these things together.
#59447
A
Not
B
No
C
Don't
D
You aren't