几道高中英语选择题.求解

几道高中英语选择题.求解
I sight of an empty seat at the back of the bus and went directly there.
A. lost B caught C. lookedD. took
3. His report was so exciting that it was interrupted by applause（掌声）.
A. constantly B. constantC. seldom D. never
6. Tom kept quiet about the accident ________ lose his job.
A. so not as toB. so as not toC. so as to notD. not so as to
7. Not until the early years of the 19th century ________ what heat was.
A. man did know B. did man knew C. didn't man know D. did man know
11. Peter received a letter just now ________ his grandma would come to see him soon.
A．saidB．saysC．saying D．to say
13. I will __________ Jane today, as she can’t come to the meeting herself.
A take place B take place ofC take the placeD take the place of
14. The class __________ 80 students is hard to manage.
A consisting of B consists of C making up of D made up