---I’m going to the States for further study. ---How long ____ you ___there?
.It was obviously that the man ______ driving on the free way for almost an hour when he ______ that he must come back.
Customers are asked to make sure that they________the right change before leaving the shop.
.The patient was warned ______oily food after the operation.
Do you remember the day ________ we played all day along the seaside?
—How about your vocation? —Great. You know what? I find travelling with my family really________.