_____ computers are convenient to us in daily life, it may also cause other problems.
| A．Whether | B．Because | C．As | D．While |
The incomes of skilled workers went up., unskilled workers saw their earnings fall.
| A．Moreover | B．Therefore | C．Meanwhile | D．Otherwise |
“Only two centimeters higher,break the world record.” encouraged the coach.
| A．you will | B．and you will | C．or you will | D．will you |
Have you read the book, concerning the story of Song Dandan?
| A．it | B．one | C．which | D．the one |
When asked wh
ether he could come over and have dinner with us,.
| A．she said nothing | B．nothing was said by him |
| C．Tom nodded his head | D．they shook their heads |
No one believed his reason for being latehe was caught in a traffic jam,made him embarrassed.
A．that; which |
B．why; which | C．why; what | D．that; what |