Only those, as Albert Einstein once said in one of his famous books, ______ attempt the absurd can achieve the impossible.
A. who B. which
C. whose D. where
It is not until he returned to his hometown ______ the great changes that had happened.
A. did he find B. that he found
C. that did he find D. found he that
Donald Trump made a _____ to the nation that he would struggle for lower taxes and improve health care after taking office.
A. contribution B. commitment
C. devotion D. donation
______ Jack Ma has stepped down as chairman of Alibaba, he still remains on its board of directors.
A. Since B. Before
C. While D. Until
When you’ve got through the gate of opportunity, don’t get it shut behind yourself, and give others the same chance that_______ you succeed.
A. helped B. is helping
C. had helped D. will help
In the eyes of a policeman, it’s usually dangerous to get close to the_______ criminal. He may do anything he would to escape.
A. sensitive B. conscious
C. primitive D. desperate
