The _____ population has caused many serious problems.
| A．increase | B．increased | C．increasing | D．increases |
— What about having a picnic in the open air during the coming May Day Holiday?
—I simply can’t wait!
| A．Good idea! | B．That’s all right! | C．Never mind. | D．You are welcome. |
— I feel grateful to you for your help with my English, Amy.
— It’s my pleasure. ______
| A．The grass is always greener on the other side. |
| B．Every dog has its day. |
| C．That’s what friends are for. |
| D．Many hands make light work. |
— Mom, my classmates are playing outside. Can I join them?
— Not until your homework .
| A．finishes | B．is finished | C．finished | D．was finished |
—How is Helen in her new school?
— goes well. She is satisfied with her new school life.
| A．Nothing | B．Anything | C．Everything | D．Something |
— What a mess! Daniel, would you please your school things?
— Sure, mum.
| A．put up | B．put on | C．put out | D．put away |