Don’t handle the vase as if it _________ made of steel.

He said he would come to attend the lecture if he ___________ time.

— Jenny looks hot and dry.— So______ you if you had a high fever.

 People love the  convenience of bottled water, but if they ________ the problem it causes, they ________ try carrying water in a reusable steel container instead of plastic.

—I saw your uncle take a taxi to the airport．Why didn’t you drive him there?—I    ,but my car    ．