Mr. Brown is so strict ______ us that everyone in Grade 8 is scared _____ him.
A:in, of
B:with, of
C:in with
D:with, in
空气中的氧气主要来自下列哪类植物?( )
看拼音,写词语
sǎo dàng yì lùn dá àn cāng ěr zhà dàn dì zhèn
____ ____ ____ ____ ____ ____
wǔ gōng jī chǔ yù zhòu chìbǎng yí huò shāng diàn
我国政府及其公职人员的工作宗旨和行为准则是( )