He began to take political science _________ only when he left school.
| A．strictly | B．truly | C．carefully | D．seriously |
1 am surprised that a company with the good _______ would produce such poor quality goods.
A enjoyment B. appreciation
C. entertainment D. reputation
Believe it or not, no bread eaten by us is as sweet as _______ earned by our own labor.
A one B. that C. such D. what
With the successful launch of Tiangong-l, which was _____ breakthrough in space field,China's space dream took a step closer to _____ reality.
| A．a;/ | B．the； a | C．a; the | D．the;/ |
He is sure to ________ with the help of Mrs. Li.
| A．make a progress | B．make progresses |
| C．make the progress | D．make progress |
Every year he ________ to Beijing to visit his teacher.
| A．have come | B．comes | C．came | D．come |