Peter ________ at this job since he graduated from college.
(2012福建卷)We lost our way in that small village, otherwise we________ more places of interest yesterday.
If we _______ adequate preparations, the conference wouldn’t have been so successful.
(2012全国新课程)I use a clock to wake me up because at six o'clock each morning the train comes by my house.
I’m going to Europe on vacation together with John if I _______ find the money.
Don’t handle the vase as if it ____ made of steel.