Students are encouraged to _________ the design competition for robots at the university.
A. take part B. operate C. join to D. participate in
Most parents are not __________ the danger of their babies’ eating jelly, which causes most unfortunate incidents to happen.
A. well aware to B. very aware of C. aware that D. well aware of
—Would you like to help us?
— , no.
A. In a word B. In words C. In word D. In other words
You can’t see things clearly through a telescope unless it is correctly ________to your sight.
A. Adjusted B. Examined C. Checked D. tested
They desired that they_______ the right to vote.
A. had B. have C. are D. Were
Mrs. White bought a _____ wallet for her husband.
A. small black leather B. black leather small
C. small leather black D. black small leather
