– Do you know the West Lake in Hangzhou?

– Yes, this is the third time that I ____ this beautiful city.

A．visit              B．visited            C．have visited        D．had visited

The child asked his mother _______ go out to play tennis.

A．that he could       B．if he could         C．if could he         D．that could he

He has devoted most of his time and energy _______ a cure for the disease.

A．find              B．finding            C．to find            D．to finding

Rather than ______ on a crowded bus, he always prefers _____ a bicycle.

A．ride, ride          B．riding, ride         C．ride, to ride        D．to ride, riding

The number of  the students in our school ________ about 3000 and ______ them study hard.

A．is, a large amount of                     B．are, a number of

C．are, large amount of                     D．is, a large number of

________ he made up his mind to take a trip to Europe?

A．When was it that    B．to That was it when  C．That it was when    D．When it was that

Being a _________ person, Mrs Li wouldn’t let anyone or any difficulty stop her.

A．stubborn          B．reliable           C．determined        D．concerned

The days _______ we spent together on the farm are not  easy _________.

A．when, to forget                         B．which, to be forgotten

C．that, to forget                          D．/, to be forgotten

It is so nice to hear from her. __________, we last met more than thirty years ago.

A．What’s more     B．That is to say       C．In other words      D．Believe it or not

I’ll be late home tonight because something has just ______ at work.

A．come up          B．come out          C．come over         D．come across