Beijing isn’t what it used to be. The last decade _______ great changes in the city images.
| A．witnessed | B．was witnessed |
| C．has witnessed | D．had witnessed |
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If your children ________ a bit, there’d be room for another one on this seat.
| A．tied up | B．turned up | C．closed up | D．kept up |
.
We shouldn’t complain about being poor--- many families are ____ than we are.
| A．worse off | B．badly off | C．well off | D．better off |
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Faced with a bill for $10,000, _________________.
| A．an extra job has been given to John | B．John has taken an extra job |
| C．the boss has given John an extra job | D．an extra job has been taken |
.
Modern forms of transportation and communication have done much to ________ the isolation(隔离) of life in Alaska.
| A．break down | B．break out | C．break into | D．break through |
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The two birds _________ each other in shape and color. In other words, they ________ each other in shape and color.
| A．differ; are different from | B．differ from; are different to |
| C．resemble; are similar to | D．resemble; are similar with |