The plan they are talking about _________ improving greatly.
| A．need | B．needs |
| C．needing | D．needed |
As a science lover, I hope I can invent a bike ________ can fly in the sky.
| A． |
where |
B． |
when |
C． |
which |
D． |
who |
—There ________ many ancient Chinese poems in this book. Which one do you like best?
—Climbing a Tower by Wang Zhihuan.
| A． |
are |
B． |
is |
C． |
were |
D． |
was |
—________ are these sports socks?
—10 yuan for 3 pairs.
| A． |
How many |
B． |
How much |
C． |
How often |
D． |
How long |
Look! The students ________ an art class in the park.
| A． |
have |
B． |
were having |
C． |
had |
D． |
are having |
—Mom, could I ________ the TV? I want to watch the news about space.
—Of course. And don’t sit too close.
| A． |
turn on |
B． |
turn off |
C． |
put on |
D． |
put off |