－Do you know _________ the girl in white is?

－I’m not sure．Maybe she is a doctor．

A．how

B．where

C．what

_________ dangerous it is to play football on a busy road!

A．How

B．What

C．What a

Don’t make so much noise．The children _________ an English lesson．

A．have

B．are having

C．were having

_________ exercising, and you’ll be healthier．

A．Keep

B．To keep

C．Keeping

Li Kai jumped _________ in the long jump．He won the game．

A．longest

B．farthest

C．highest

We have been in China _________ three years．We like it very much．

A．in

B．since

C．for

Jack likes reading a newspaper _________ he is having breakfast．

A．while

B．and

C．because

Welcome to my new house, Ann and John! Help _________ to some fruit．

A．myself

B．yourself

C．yourselves

This is my twin sister, Lucy．Not only she but also I _________ good at drawing．

A．is

B．am

C．are

All the visitors live on _________ floor．

A．two

B．second

C．the second