Peter has ______ cough and he has to get _____

Peter has ______ cough and he has to get ______ X-ray.

#32072

an; a

a; a

a; an

an; an

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 English is___ useful language because people in many countries are using it.

#32831

the

Lin saw __________ UFO last month. It’s strange.

#34262

the

________ old man behind Mary is ________ university teacher.

#33932

An, an

A, the

The, a

The, an

They often take    walk after dinner.

#34640

∕

the

There is __________backpack on the desk. It belongs to Tom.

#34494

the