It worries the couple a lot ______ their only son is behaving worse and worse these days.

A．how             B．why              C．that              D．what

People generally think that fairness and justice are at the centre of ______ they are striving for.

A．how             B．why              C．which            D．what

______ once every two years, whether it is a car, a bus or a lorry, is the rule that all drivers must obey in our country.

A．Having been examined                   B．Examined

C．Examining                             D．Being examined

In extreme weather, a worn tyre can break easily ______ it’s mended, as is often the case.

A．when            B．where            C．which            D．that

Of all the clues they provided, ______ is of any help for solving the case of robbery.

A．nothing           B．neither           C．none             D．no one

Boys and girls, make sure you ______ your names on the test paper before handing them in.

A．wrote            B．write             C．will write          D．had written

Before the ladies ______ the colorful box, filled with things like books, dolls and fancy clothes.

A．was lain           B．are lain           C．lie               D．lay

Do you believe drinking a glass of wine every day ______ reduce the danger of heart diseases?

A．could            B．must             C．need             D．should

A reporter’s task is to inform readers of the events that happened, ______ conclusions.

A．not draw          B．not drawing        C．not to draw        D．not drawn

– Mike, did you see Mr. Chapman in the office just now?

-- Yes, he ______, and he looked a little bit nervous.

A．had been interviewed                    B．interviewed

C．was being interviewed                   D．was interviewed