A:与地形有关
B:与当地缺水有关
C:与当地气候有关
D:他们喜欢而已
某同学牙龈经常出血,他平时应该注意常吃( )
⑴____A. find B. sent C. got D. had
⑵____A. shake B. wave C. throw D. drank
⑶____A. bright B. careful C. cent D. strange
⑷____A. afraid B. small C. fat D. laugh
⑸____A. Chinese B. English C. History D. America