【单选题】
He doesn’ t spend much time____ his homework.
【单选题】
People’s status in society is frequently ____ by how
much they own.
【单选题】
Jack is so ____ to his appearance that he never has his clothes pressed.
【单选题】
It’s no good ____ him. He is always indifferent towards others’ matters.
【单选题】
The child tiptoed(翘起脚尖走)quietly to the bird.
_____ into the forest when he was about to catch it.
【单选题】
In order to prepare a lecture, one must do a lot of research
and spend plenty of time____ his material so that his speech
is clear and easy to follow.
【单选题】
It is ten years_____ Miss Green returned to Canada.
【单选题】
Just as the soil is a part of the earth, ____ the
atmosphere.
【单选题】
Some words are hard to____ because they have too many
different uses.
【单选题】
Modern ____ perhaps causes more problems than it solves.