WHO is short _____ the World Health Organization.

A．of               B．for               C．to               D．with

 – I’m very tired.

– We really should stop _____.

A．to walk           B．walk              C．walking           D．walked

Father _____ goes to the gym with us although he dislikes going there.

A．hardly            B．seldom           C．sometimes         D．never

Living in a big city has many _____, such as good schools, libraries and convenient traffic.

A．goodness         B．advantages        C．effects            D．uses

The mayor will go to Beijing by train _____ by air.

A．instead of         B．instead           C．in place of         D．in place

– Tom has made great progress in spelling.

– So he has and _____.

A．so do you         B．so have you        C．so you do         D．so you have

– The lecture will begin at 4 o’clock in the afternoon, right?

– Yeah, ____ you get there on time.

A．make sure         B．be sure           C．for sure           D．it is sure

Mrs Chen is very strict — we don’t dare to say a word _____ she asks us to.

A．until             B．before            C．when             D．unless

_____ is necessary for us to tell him about the result.

A．That             B．This              C．It                D．What

– Have you ever been to the city before?

– No. This is the first time I _____ here.

A．was              B．have been         C．come             D．am coming