Large quantities of water , as well as some other timely help including a medical team, _____ since the serious drought hit Yunnan Province.
| A．has offered | B．had been offered | C．have been offered | D．is offered |
The days are gone _____ physical strength was all you needed to make a living.
| A．when | B．that | C．where | D．which |
______ volleyball is her main focus, she’s also great at basketball.
A Since B. Once C. Unless D. While
---I need to advertise for a roommate for next term.
---______ ? Mary is interested.
| A．Why bother | B．Why not | C．So what | D．What for |
It sounds like something is wrong with the car’s engine. _____ , we’d better take it to the garage immediately.
| A．Otherwise | B．If not |
| C．But for that | D．If so |
Only after they had discussed the matter for several hours ______ a decision.
| A．they reached | B．did they reach |
| C．they reach | D．do they reach |