The workers recycle the old newspapers ______use them．

A．so that don’t B．in order not to C．in order to D．so that

After a short time, the bad news had ______all over the city and everybody knew it．

A．showed B．spread C．covered D．Explored

It is said that the gravity on Mars is only about __________ of the gravity on earth．

A．three-eighthsB．third-eighthC．three-eighthD．third-eighths

— When did the meeting begin?

—At four o’clock．It ______ for 15 minutes．

A．was onB．beganC．has been onD．has begun

He hadn’t worked hard at his lessons．_______, he failed in the exam．

A．As a result B．However C．Otherwise D．Since then

My shoes are worn out．They need_______．

A．to repair B．be repaired C．repaired D．Repairing

—_____will you stay here? 　　　 —Until tomorrow afternoon．

A．How long B．How soon C．When D．How often

— Will you go to Sandy’s birthday party?— I won’t go unless Tony______．

A．was invited B．has invited C．is invitedD．will be invited

— Is Lily good at singing?　　　—Yes , she is．We often hear her_______ in the next room．

A．sing B．to sing C．sang D．Sings

This dress still looks pretty on you, _______ it is out of style．

A．but B．though C．since D．unless