We heard the news ________ she set a new world record in swimming．

A．what

B．whether

C．how

D．that

________ troubles him is the thought ________．

A．That, that they broke the rule

B．That, which they broke the rule

C．What, that they broke the rule

D．What, which they broke the rule

Father made a promise ________ I passed the examination he would buy me a bicycle．

A．that

B．if

C．whether

D．that if

Jupiter(木星)is the fifth ________ from the sun and is the largest one in the solar system．

A．system

B．universe

C．atmosphere

D．planet

________ I was free that evening．

A．It happened

B．It happened that

C．That happened

D．It is happened that

This new rose is a ________ from a very old kind of rose．

A．kind

B．growing

C．multiply

D．development

It wouldn't do him any ________ to have to work harder．

A．danger

B．hurt

C．harm

D．injury

He seems quiet on the ________, but he's quite different when you get to know him．

A．face

B．surface

C．outside

D．cover

The mad man was ________ and had to be locked up．

A．angry

B．energetic

C．violent

D．jealous

Scientists hope to ________ soon in their fight against heart disease．

A．break up

B．break down

C．break out

D．break through