The baby is generally healthy, but every now and then he ______ a cold.A．has ca
题型：不详难度：来源：
The baby is generally healthy, but every now and then he ______ a cold.| A．has caught | B．is catching | | C．will catch | D．does catch |
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答案
| D |
解析
| every now and then意为“有时，偶尔”，应与一般现在时连用。does表示强调。 |
举一反三
It is when the plane ______ that you’d better find out at the booking office.| A．would take off | B．had taken off | | C．was taking off | D．is taking off |
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Thank you for your visit to CCTV.COM. This site ____ and will be back online in the not—too—distant future.| A．had updated | B．will be updated | C．updated | D．is being updated |
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I called Hannah many times yesterday evening，but I couldn"t get through. Her brother_____ on the phone all the time!| A．was talking | B．has been talking | C．has talked | D．talked |
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---Do you have any problems if you ___this job?
---Well, I’m thinking about the salary.| A．offer | B．will offer | C．are offered | D．will be offered |
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—Have you read book called Waiting for Anya?
—Who _______ it?| A．writes | B．has written | C．wrote | D．had written |
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