A:肽酶
B:蛋白酶
C:脂肪酶
D:淀粉酶
看拼音,写词语。
fán zhí
nüè dài
cuī huǐ
jīn piāo dài wǔ
____
xiū sè
diān pèi liú lí
jiān rèn
Many students write to Language Doctor to _______ advice about learning English.