I would rather you ______ with us yesterday, but you left.
| A．had stayed |
| B．stay |
| C．stayed |
| D．have stayed |
A new_____bus service to Tianjin Airport started to operate two months ago.
| A．normal | B．usual | C．regular | D．common |
It is difficult for us to learn a lesson in life_____we’ve actually had that lesson.
| A．until | B．after | C．since | D．when |
Lucy has_____all of the goals she set for herself in high school and is ready for new challenges at university.
| A．acquired | B．finished | C．concluded | D．achieved |
Hardly could he_____this amount of work in such a short time.
| A．get through | B．get off | C．get into | D．get down |
________ fire,all exits must be kept clear.
| A．In place of | B．Instead of | C．In case of | D．In spite of |