The children decide _____ their school yard this Friday afternoon.

A．clean B．to clean

C．cleaning D．cleaned

The little boy pretended _______ when his mother came in.

A．sleeping B．asleep

C．to asleep D．to be asleep

—Would you like______ camping with me?

—I’d like to. But I’m busy______ my homework.

A．to go; to do B．to go; doing

C．going; to do D．going; doing

Jessica's parents always encourage her ____________out her opinions.

A．speak B．speaking

C．to speak D．will speak

Remember ________ off the lights when you leave the room, please.

A．to turn

B．turning

C．turn

_______ India and China are of _______ same continent.

A．/; the B．The ; the

C．/; / D．/; a

This is _____ best kind of _____ pen you can get here.

A．the, the B．the, a

C．the, 不填 D．a, the

The education of ______ young is always ______ hot and serious topic.

A．不填, 不填 B．the, a

C．不填, the D．the, 不填

The market for ______ used computers is getting larger and larger as______ years go on.

A．不填, 不填 B．the, 不填

C．the, the D．不填, the

Many people agree that ______ knowledge of English is a must in _______ international trade today.

A．the, an B．a, 不填

C．the, the D．不填, the