There are some flowers on ___________ side of the road.
| A．each | B．every | C．both | D．all |
______ terrible world it would be if there were no electricity !
—That's why we have to save it.
| A．What a | B．How a | C．What | D．How |
Every year, about six million people die from smoking—related diseases in the world, ______ one million in China, according to the WHO.
| A．except | B．besides |
| C．including | D．without |
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 |