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The lights in his room are on. He ________ be working.

A.can B.can’t C.must D.mustn’t

About ________ of English teachers in our school are under the age of 40.

A.three-fifths B.three-fifth C.third-fifth D.third-fifths

Mrs. White’s head hurt, so she found ________ very difficult to get to sleep.

A.that B.it C.this D.those

________ bad news it was that there was something harmful in some kinds of fruit.

A.What a B.What an C.What D.How

The old man lives ________ and sometimes he feels ________.

A.alone, alone B.alone, lonely C.lonely, alone D.lonely, lonely

In recent years, dogs ________ people’s friends.

A.were B.will be C.have been D.may be

We’ll have a ________ holiday. What about going to Changxing Island?

A.three days B.three-day C.three-days D.three-days’

Every day, we use water ________ some washing and cooking.

A.to do B.to doing C.for do D.do

Between the two buildings ________ a swimming pool.

A.be B.is C.are D.were

When the ferry came, people ________.

A.hurry aboard B.hurried to aboard C.hurry to abroad D.hurried aboard