某制药厂五月份的产值是四月份的112%,五月份比四月份增产______%.
(112%-1)÷1,
=12%,
答:五月份比四月份增产12%.
故答案为:12.
I have _______ some money for special use.
A.pick up
B.set aside
C.put off
D.give out
巷道支护的基本形式有____________,砌碹支护和________。