一Have you ever heard about the new law against food waste？I'm wondering .
一Don't worry.Of course it will.
A．will it be helpful
B．how will it be helpful
C．it will be helpful
D．whether it will be helpful
Bike sharing is very useful in our daily life it still has some disadvantages．（ ）
| A． |
unless |
B． |
because |
C． |
although |
are the students in your class？
Most of them are only fourteen．（ ）
A．How longB．How manyC．How old
What are you looking for？
I'm looking for the storybook you lent to me last week．（ ）
| A． |
who |
B． |
which |
C． |
when |
Allan， I found a red eraser under your chair． Is it yours？
Oh， yes． It's ． Thank you， Mike．（ ）
| A． |
me |
B． |
my |
C． |
mine |
Where is Monica？ I can't find her anywhere．
She be in the library． She loves reading books when she is free．（ ）
| A． |
must |
B． |
need |
C． |
can't |