关于四大地理区域优势能源的描述,正确的是[ ]
A.西北地区主要是石油和水能
B.青藏地区主要是地热能和核能
C.北方地区主要是煤炭和石油
D.南方地区主要是水能和太阳能
答案:C
The people, ______ had been damaged by the flood, were given help by the Red Cross.
A.all whose homes
B.all of whose homes
C.all their homes
D.all of their homes
肌肉假肥大可见()
A.肌张力降低
B.肌张力增高
C.外观肥大,触之坚硬
D.肌力弱
E.常见于腓肠肌和三角肌