It was for us to solve the math problem， few of us could even understand it．（ ）
| A． |
easy enough |
B． |
enough easy |
| C． |
difficult enough |
D． |
enough difficult |
- What's ______population of China？
- It has ______population of 1.4 billion.
| A． |
a；a |
B． |
a；the |
C． |
the；a |
D． |
the；the |
﹣﹣﹣The final exam is coming.All of us are working so hard.
﹣﹣﹣_______.Just believe in yourself.（ ）
| A． |
Take it easy |
B． |
Congratulations |
| C． |
Don't mention it |
D． |
You are welcome |
﹣﹣﹣Are you looking forward to the picnic tomorrow？I'm wondering ____________ .
﹣﹣﹣Let's make it at half past 6.（ ）
| A． |
where will we have a picnic |
| B． |
what we will do and see |
| C． |
how will we climb up the mountain |
| D． |
when we will meet at the school gate |
We can get over the trouble _______ we depend on our own country.（ ）
| A． |
as much as |
B． |
as far as |
C． |
as soon as |
D． |
as long as |
I'll never forget the place______ we visited together last year.（ ）
| A． |
which |
B． |
what |
C． |
who |
D． |
whom |