There,is a fax machine in the office.改为一般疑问句.

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There,is a fax machine in the office.改为一般疑问句.
There,is a fax machine in the office.改为一般疑问句.

There,is a fax machine in the office.改为一般疑问句.
Is there anyone in the teacher's office Is there anyone in 1.将陈述句变为一般疑问句时,如句中有be 动词(am is are …)时,