I told Sally how to get here, but perhaps I ________ for her.
Look!The ground is wet.It must have rained last night,________?
There is not much time left,but________we must get there on time.
The driver was at ________ loss when ________ word came that he was forbidden to drive because of speeding.
You’d better put on a heavy coat.Sometimes it________be very cold here at night.
________ the civil service has its obvious advantages,it doesn’t necessarily suit everyone.