The traditional view is _____ we sleep because our brain is “programmed” to make us do so.
A.when | B.why | C.whether | D.that |
Look at the timetable. Hurry up! Flight 4026____off at 18:
A.takes | B.took | C.will be taken | D.has taken |
I got caught in the rain and my suit____.
A.has ruined | B.had ruined | C.has been ruined | D.had been ruined |
---It was really very kind of you to give me a lift home.-----Oh, don’t mention it. I _____past your house anyway.
A.was coming | B.will come | C.had come | D.have come |
They became friends again that day. Until then, they _______ to each other for nearly two years.
A.didn't speak | B.hadn't spoken | C.haven' t spoken | D.haven' t been speaking |
As the years passed, many occasions—birthdays, awards, graduations—________ with Dad’s flowers.
A.are marked | B.were marked | C.have marked | D.had marked |