一种手表,原价每块108元,现价81元,便宜了百分之几?
(108-81)÷108,
=27÷108,
=25%;
答:便宜了25%.
Now that the forest was destroyed by a big fire, a large ________of trees ______ to be planted
on the mountain.[ ]
A. number; has
B. quantity; has
C. amount; have
D. sum; have
温胆汤的功效是()
A.燥湿化痰、理气和中
B.清热化痰、宽胸散结
C.温化痰饮、健脾利湿
D.健脾化痰、平肝熄风
E.理气化痰、清胆和胃