(1)
选了a是错的，但作答系统不提供答案，想请教好心人士
这题答案为何？
This year’s event follows the same _____ as last year’s, but adds an
extra session.
单选：
a. seminar
b. format
c. meeting
d. exhibit
(2)
选了a是错的，但作答系统不提供答案，想请教好心人士
这题答案为何？
Bloggers ___ be professional photographers but
must know the capabilities of their cameras.
a. haven't
b. shouldn't
c. doesn't
d. needn't