_______ in thought, he almost ran into the car in front of him.

Poor speaker of English though he was at the time, he still managed to make himself ________.

He shook hands with the visitors ________ as to convey his apology.

This is ________ good reading habits are not only an important study skill for the student, but also an important life skill for anyone.

He found _______ difficult to study maths.

______ a little earlier, I would have caught the train.

The volleyball match was televised ________ on CCTV.

The Netherlands is the only country in Europe which permits euthanasia, ________ it is not technically legal there.

The first task of a brochure is to _______.

According to Maslow,self-actualization need excludes _______