企业所得税的两档优惠税率分别为20%和15%。
A. 对
B. 错
Question 1
A. It is the only elective course available.
B. He is interested in chemistry.
C. It is a required course for him.
D. He is good at chemistry.
Question 2
At ten a.m. Monday.
B. At ten p.m. Monday.
C. At nine a.m. Monday.
D. At nine p.m. Monday.
Question 3
A. Tuesdays and Thursdays.
B. Monday and Wednesday afternoon.
C. Wednesday and Friday afternoon.
D. Friday afternoon.