18.--- Tom has a lot of parties recently.---Yes, that may ____ why he didn’t do well in the test.A, sum up B. add up to C. account for D. make sense of
Mother often tells us never to put off ______ we can do today till tomorrow.
—What about going by coach? It’s cheap and comfortable.—If we went that way, it would mean ______ more time than going by train.
Hotel owners ______ to find new ways of attracting tourists since the sudden drop in tourism last year.
______youknowhimwell, youwillfindhimeasy to bearound and thoughtful.
I’m continually losing my pens these days. I ______ them on my desk, but they disappear somehow.