The environment will be further polluted unless some measures _____.A．are takenB
题型：不详难度：来源：
The environment will be further polluted unless some measures _____.| A．are taken | B．will be taken | | C．are being taken | D．should be taken |
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答案
| A |
解析
试题分析：考查时态：句意：环境将被进一步污染，除非一些措施被采取。主句是一般将来时，Unless引导的是条件状语从句，用一般现在时代替将来时。选A。
点评：时态题的考查关键是抓住句子的上下文含义和句中的时间状语。要根据时间状语来选择合适的时态，在平时的学习中要注意积累有关时态的用法和各种时态的特殊之处。注意时间条件状语从句不能用一般将来时，应该用一般现在时代替一般将来时。 |
举一反三
China sent up Shenzhou Ⅸ manned spaceship into space successfully, which shows science and technology ______ rapidly in China.| A．have been developing | B．have developed | | C．has been developed | D．is developing |
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--If I come back in an hour, do you think the manager will see me?
--I’m very sorry, sir, but he ____ a meeting then.| A．will be having | B．is having | C．has had | D．will have |
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--Did you enjoy meeting your old schoolmates at the party last week?
--Yes, I did. We ____ each other since we graduated from college.| A．haven’t seen | B．didn’t see | C．hadn’t seen | D．wouldn’t see |
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We very early so we packed the night Before.| A．leave | B．had left | C．were leaving | D．have left |
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Shakespeare’s play Hamlet into at least ten different films over the past years.| A．had been made | B．was made | | C．has been made | D．would be made |
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