铁在浓硝酸中浸过之后再浸入稀盐酸,比未浸入硝酸就浸入稀盐酸更容易溶解。
参考答案:错
By ____ way, we are going to Japan by _____ way of Shanghai.
A the, the B the, a C /, / D the, /
以下动物的发育过程属于变态发育的有
①蜜蜂②家鸽③猩猩④青蛙⑤蚕 [ ]
A.①②④
B.①③⑤
C.②③④
D.①④⑤