— Is your mother still a teacher?— ______.A．Yes, she wasB．She didn’t use toC．No,
题型：不详难度：来源：
— Is your mother still a teacher?
— ______.| A．Yes, she was | B．She didn’t use to | | C．No, but she used to | D．No, but she used to be |
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答案
| D |
解析
| 选D。used to be表示“曾经是……”，与现在有对比之意。to后的be要保留。 |
举一反三
Only when _____ possible to settle the problem.| A．does the chief editor come will it be | | B．the chief editor comes will it be | | C．has the chief editor come it will be | | D．the chief editor comes it will be |
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— Susan, will you please go and empty the rubbish?
— ______?| A．What for | B．What is it | | C．How is it | D．How come |
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— ______do you like the film tonight?
—Better than .| A．How; expected | B．What; expected | | C．How; to expect | D．What; to expected |
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He is taller than he ______.| A．used | B．used to be | | C．used to | D．used to do |
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—How wise of you to come round, but why?
—﹍﹍that all is right. | A．See | B．To see | | C．Seeing | D．For seeing |
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