________of the chemical factories in their city _________pouring waste water into the river. It’s too dangerous.
| A．Two fifths; are | B．Two fifths; is | C．Two fifth; are | D．Two fifth; is |
Yesterday Tom was late for school the heavy rain.
| A．because | B．because of | C．as | D．including |
Don’t the people who are in trouble. We should be friendly to them.
| A．listen to | B．laugh at | C．play with | D．talk to |
Uncle Li is hardly ever tired. He’s really .
| A．outgoing | B．confident | C．creative | D．energetic |
— did you tell her about the news?
— By an e-mail.
| A．What ; sending | B．How ; sending |
| C．What ; send | D．How ; send |
— Morning, class! Good luck to all of you in the exam!
— Morning, teacher, .
| A．The same to you | B．Me, too | C．Thank you | D．I’m sorry, I can’t |