19.Vitamin D helps our bodies make a special chemical, and this special chemical,________,affects our brains, making us feel happy.
A.in turn | B.in particular | C.in advance | D.in![]() |
---Bob, don’t be so ____. Sam doesn’t meant to hurt you.
---Oh, really?
A.excited | B.tolerant |
C.sensible | D.sensitive |
. Great ____have been made in the field of computer science in the past decades.
A.progress | B.breakthroughs |
C.mistakes | D.assessments |
If it ____tomorrow, I’d go downtown with my brother.
A.isn’t raining | B.doesn’t rain |
C.weren’t raining | D.has rained |
.I must make full use of the time ___left to me and do as much as I can for the people.
A.there being | B.there is |
C.there are | D.there to be |
With a final conclusion _____, the meeting ended at 4:30 p.m. last Monday.
A.to draw | B.to be drawn |
C.drawn | D.drawing |