对军团菌肺炎治疗无效的药物是A.红霉素B.琥乙红霉素C.利福平D.氧氟

To initiate conversation with an Englishman , you can say It's raining today, isn't it ？()

A、When you're trying to draw in readers

B、When it's a feature stroy

C、When you want to cultivate a source

D、None of the above

How can you protect other people when you have a cold？

______ with a tissue when you cough or sneeze at least.

A、How much does it cost？

B、Can you make it cheaper？

C、How can I pay？

D、What size do you wear？

You can't imagine how ___________ when they

received these gifts.

A.they were excited

B.excited they were

C.excited they have

D.they were how excited

A、you can understand

B、can you understand

C、can understand

D、understand you

You can make teachers help you belier when you know how to call them correctly.

A．True.

B．False.