两个以上单位或者个人合作完成的发明创造、一个单位或者个人接受其他单位或者个人委托所完成的发

A) seeing B) having seen

C) to see D) to have seen

A．seeing

B．having seen

C．to see

D．to have seen

A、followed

B、being followed

C、following

D、having followed

If the earth suddenly ________ spinning, we would all fly off it.

A) had stopped

B) stopped

C) has stopped

D) would stop

If the earth suddenly ______ spinning, we would all fly off it.

A．stopped

B．had stopped

C．has stopped

D．would stop

If the earth suddenly ______ spinning, we wouldn't do anything.

A．stopped

B．stops

C．has stopped

D．is stopping

A．most people on the sidewalk were on the same side as himself

B．no one suddenly turned into a doorway

C．a man was looking into the windows of a store

D．no one wiped his face with a handkerchief

A．most people on the sidewalk were on the same side as himself

B．no one suddenly turned into a doorway

C．a man was looking into the windows of a store

D．no one wiped his face with a handkerchief

A) had stopped

B) stopped

C) has stopped

D) would stop

将下列英语句子翻译成汉语

Suddenly the men heard a great noise, and looked up. Their horses were fighting. The two men rushed up to stop them, but it was too late. The rich man’s horse had already been killed by the poor man’s.