—Tony,youmusthavenoticedthestu

—Tony, you must have noticed the student who broke the glass.
—I'm sorry.I________attentively.

A．studied	B．was studying
C．am studying	D．would study

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——Do you mind my opening the window? It’s a bit hot here.
—— ________ , as a matter of fact.

A．Go ahead

B．Yes, my pleasure

C．Yes, I do

D．Come on

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All of the students were ______ by the ______ speech _______ by the leader.

A．inspired; inspired; given	B．inspired; inspiring; gives
C．inspiring; inspired; given	D．inspired; inspiring; given

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. I have no idea _______ he left the party without _______ .

A．why; noticing	B．how; being noticed
C．whether; notices	D．that; notice

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This job needs ______ patience and practice, after all, it will become ______ enjoyable experience after weeks.

A．/ ; the

B．the ; the

C．/ ; an

D．the ；a

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They ______ the train to Beijing．Otherwise, they would have returned home．

A．need have caught	B．must have caught
C．must catch	D．may catch

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