相关题目
Pine trees are usually believed to （ ）cold weather.
The engineers in this lab spent several weeks （ ）their plans for the new bicycle.
Many kinds of animals are believed to have （ ）from the earth.
The （ ）work continued for more than a week but there was still no sign of the missing boy.
He （ ）to study harder in the future so that he could have more opportunities to find a better job.
He tried to （ ）relations with his former wife but he failed.
Much of the news provided by this newspaper is （ ）, not foreign.
The doctors （ ）the medicines to the people in the flood area.
We are （ ）at the rapid progress Mark has made in this semester.
She is already 16years old. But she （ ）as if she were still a little girl.
