The number of the children in the school ________ about three hundred. ________ of them________ from the countryside.
| A．is; 20 percents; are | B．is; 20 percent; are |
| C．are; 20 percent; is | D．are; 20 percents; are |
Let’s have _____ break. I want to make _____ telephone call.
| A．a; a | B．the; a | C．a; the | D．the; the |
I won’t play with him if he ______ tomorrow.
| A．go climbing | B．will go climbing |
| C．goes climbing | D．went climbing |
Tom enjoys ______ TV at night.
| A．watches | B．watch | C．watching | D．watched |
Bill often makes us ___________, so we all like him.
| A．laugh | B．to laugh | C．laughed | D．laughing |
--Can you come to his birthday party? --- ____ .I have a flu.
| A．Yes. I'd love to | B．Sorry, I can't |
| C．Yes, I can | D．Sure |