I’d appreciate _______if you would like to teach me how to use the computer.
| A．you | B．that | C．this | D．it |
With time going by, we have come to realize that creativity isit takes to keep a nation highly competitive.
| A．what | B．how | C．why | D．that |
As we all know, , the pollution will get worse and worse.
| A．not if carefully dealt with |
| B．until not carefully dealt with |
| C．if not carefully dealt with |
| D．when not carefully dealt with |
—It is a long timeI saw you last time.
—Yes. And it will be a long timewe see each other again.
| A．when; before | B．after; when |
| C．since; before | D．since; until |
many times, but he still couldn’t remember the Chinese meaning of this word.
| A．Having been told | B．Although he had been told |
| C．He had been told | D．He has been teaching |
Whenever I enter the library, I see himat the back of the library reading.
| A．sit | B．sat | C．seating | D．seated |