－Have you seen Mr. Black these days, Jack?－Yes, I met him when I _______

－Have you seen Mr. Black these days, Jack?－Yes, I met him when I ________ in the street yesterday.

#49575

walked

was walking

have walked

is walking

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The old man is too tired _________ go any further.

#50596

enough

can’t

You should give up _______basketball.

#50245

playing the

to play

playing

to play the

-What should T do, doctor? -_______ healthy, you should take more exercise.

#48762

Keep

To keep

Keeping

Kept

Why not ______ help when you were in danger?

#49467

you ask for

ask for

asking for

to ask for

－Who likes watching news? －Greg does. He hopes      about everything now.

#48679

know

knowing

to know

know

共1553题