－One week's time has been wasted.

－I can't believe we did all that work for ________.

[　　]

The child pretended ________ his homework when his mother came in.

[　　]

--Have you obtained your driving license, Mr Wang?

--No, I _____ too busy to have enough practice, so I didn't take the driving test last week.

[　　]

A．was　　　B．had been

C．am　　　 D．have been

He is ________ a teacher. He also can write good novels and draw beautiful pictures.

[　　]

When and where to go for the on－salary holiday ________ yet.

[　　]

Not the wonderful views but the warmth of the host ________ moved us all.

[　　]

________ by the beauty of nature, the girl from London decided to spend another two days on the farm.

[　　]

The factory produces half a million pairs of shoes every year, 80% ________ are sold abroad.

[　　]

They see you as something of a worrier, ________ problems which don't exist and crossing bridges long before you come to them.

[　　]

The days when we were ________ the foreigners have gone forever.

[　　]

A．at the mercy of

B．taking our fate lying down

C．without mercy

D．going down on our knees