Question

求做题！急！在线等！

11. His friend and fellow author ____ cool to the idea of collaborating on a cookbook.
A. was B were C had D. has
12. John, as well as his two sisters ___ to blame.
A. is B. are C. has D. have
13. The number and diversity of British newspaper _____ considerable.
A. is B. are C. has D. have
14. Three-fourths of the surface of the earth ____ sea.
A. is B. are C. has D. have
15. Two more dollars ____ missing from the till this morning.
A. is B. are C. has D. have

Answer 1

AABAA
11题.要用was，不是就近原则，这句话里friend和fellow author是指同一个人，是单数，所以要用was。
2.但是如果在fellow author前加个the就不一样了，就是指另一个人，那就要用复数。
3.这句话的意思是：他的朋友，也是和他一起创作的搭档，对这个点子并不感兴趣。
补充：fellow author意为“共同创作的人”。如果你把author单独来看，这句话就不通了呀

Answer 2

11.were
12.is
13.are
14.are
15.are