Incommunication,asmileisusuall

In communication, a smile is usually _____ strong sign of a friendly and _____ open attitude.

A．the; /

B．a; an

C．a; /

D．the; an

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A．thought

B．had thought

C．would think

D．was thinking

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A．has tried

B．had tried

C．has been trying

D．had been trying

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We ________ to go skiing tomorrow，but there’s no snow，so we’ll just stay home instead。

A．are going

B．were going

C．will go

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A．put

B．am putting

C．have put

D．had put

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I don’t understand how you got a ticket. I always ________ you ________ a careful driver.

A．think; are

B．am thinking; are

C．thought; were

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