—When did your father come back last night?—He didn't come back ____ he finished all the work.
A: until
B: while
C: if
D: as
A: until
B: while
C: if
D: as
举一反三
- I have no idea _______. A: when he will come back B: when come back will he C: when will he come back D: will he come back when
- He didn’t come back _____ it was dark. A: until B: that C: as soon as D: where
- A: I didn't see Dan all day long. B: He is on vacation now. He ______ come back until the 15th. A: isn't B: B．don't C: didn't D: D．won't
- Peter has just arrived, and I didn’t know he ____(come) until last night
- -- Helen, are you going to the airport to pick up Jack the day after tomorrow? -- ________ tomorrow night, I would go. A: Were he to come back B: If he was about to come back C: Had he come back D: If he would come back