While she _____ TV, someone ______

While she _____ TV, someone _______ at the door.

#55631

watch, knocked

was watching, knocked

watching, knocking

was watching, is knocking

推荐题目

---___________ ? ---It’s cloudy.

#57981

What’s the weathe

what was the weather like

How’s the weather like

How is the weather

-Jack, I think you should say sorry to Mary.- I won’t do that _____ she says sorry to me first.

#56305

unless

and

because

 —_____is your mother ? —A nurse. She works in a hospital.

#55487

Which

What

How

Where

 Daisy has been learning Putonghua __________ the age of five.

#55169

since

for

---Tom’s father looks very serious. ---___________ he is very kind.

#58392

Though

And

But

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