It’s three weeks since I last had a good night’s sleep. = I _______ a good night’s sleep for three weeks.

How long will the adults and teenagers in this program live together A: Five weeks. B: Six weeks. C: Seven weeks. D: Eight weeks.

Mr. Robinson could start the new job in A: A．three weeks. B: B．six weeks. C: C．eight weeks.

How long has the man suffered from the symptoms he described A: About one weeks. B: About two weeks. C: About three weeks. D: About four weeks.

M: I hear you’ve been ill.W: Well, I had the flu for two weeks, but I’m fine now. How long has the woman been ill（） A: Two weeks. B: Two hours. C: Two months. D: Two days.

I haven't seen her _____. A: two weeks ago B: since two weeks C: for two weeks D: efore two weeks

The window ____ for weeks.

The fetal lungs are capable of breathing after ( ). A: 20 weeks' gestational age B: 24 weeks' gestational age C: 28 weeks' gestational age D: 32 weeks' gestational age E: 16 weeks' gestational age

How long has the man stayed in hospital? A: More than three weeks. B: Less than three weeks. C: Just three weeks. D: Just three days.

We___________(stay) here for three weeks. I think we are going to stay another two weeks.