He has been a teacher ______ six years ago and he has been here _____ 3 years.
A. for; for B. since; for C. for; since
Most scientists believe that imagination is ______ than knowledge.
| A．important | B．more important |
| C．most important | D．the most important |
A growing number of people prefer to shop online because the prices of the goods on the Internet are usually much lower than ______ in the malls.
| A．it | B．this | C．that | D．those |
—It has been raining for nearly a week!
—I don't care. No matter ______ the rain lasts, there will be a rainbow in the end.
| A．how long | B．how often |
| C．how soon | D．how much |
Have you ever heard of the saying "Actions speak louder than ______ " ?
| A．decisions | B．information |
| C．words | D．exercise |
Such______ bad weather really makes people in Zhengzhou feel sick. They are thirsty for ______ heavy snow.
| A．a;不填 | B．the; the |
| C．a; a | D．不填; a |