There ______ many people ______ in the office, but now nobody is allowed to. A．used to be；sm.
There______manypeople______intheoffice,butnownobodyisallowedto.A．usedtobe；smokingB．us...
There ______ many people ______ in the office, but now nobody is allowed to. A．used to be；smoking B．used to have；smoking C．used to be；smoke D．used to have；smoke
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| A |
| 考查动词。本题考查there be句型及be used to doing习惯于做某事，选A。 |
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