The dog had such ______ to his master that it would not leave him, even when he was dead.
The country has already sent up 3 unmanned spacecraft, the most recent at the end of last March.
A study shows that students living in non-smoking dormitories are not likely to the habit of smoking.
—Did Alan enjoy seeing his old friends yesterday? —Yes, he did. He his old friends for a long time.
will do good to a senior student to do a part-time job when she wants to know more about society
It is often said that teachers have very easy life.