Carbon dioxide, which makes a ______ between us and the sun, prevents heat from getting out of the atmosphere easily, so the earth is becoming warmer.
| A．difference | B．comparison | C．connection | D．barrier |
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The ____________ shoes were covered with mud, so I asked them to take them off before they got into __________ car.
| A．girl’s; Tom’s | B．girls’; Toms’ | C．girls’; Tom’s | D．girl’s; Toms’ |
_________ the right kind of training , these teenage soccer players may one day grew the international stars.
| A．Giving | B．Having given | C．To give | D．Given |
----Thank you for your MP4 player. I’ll get Mary to take it to you soon.
----___________. I’ve bought a new one.
| A．No sense | B．No hurry | C．No way | D．No use |
Form their ________ on the top of the TV Tower, visitors can have a better view of the city.
| A．stage | B．position | C．condition | D．situation |
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