It’s important for us __our English.
A. to improve B. improving C. improved
—People ________ wear helmets（头盔）when they ride e-bikes according to the traffic rules.
—Yes. Or they will be punished.
| A． |
must |
B． |
can |
C． |
may |
—Hello, may I speak to Jenny, please?
—Wait a minute, please. She ________ in the kitchen now.
| A． |
cooked |
B． |
is cooking |
C． |
will cook |
—I’ll never forget the experiences ______ we had in the volunteer work last summer.
—Me too. The 3 days were meaningful and full of fun.
| A． |
when |
B． |
who |
C． |
that |
—There are some after-school clubs in our school. You can ________ between the Music Club and the Food and Drink Club.
—I prefer the Food and Drink Club, for I can learn more life skills.
| A． |
avoid |
B． |
choose |
C． |
hide |
—Dear, put the knives out of the kids’ touch!
—OK. I’ll do it right away. It’s quite necessary to keep ______.
| A． |
quiet |
B． |
warm |
C． |
safe |