菌落总数可以预测什么和评定食品腐败变质的程度?()
A.食品耐贮藏期限
B.食品保洁程度
C.食品价格
D.食品变率
E.食物营养
参考答案:A
.No matter how fast we worked,____.
A.we couldn’t catch up with them
B.and we couldn’t catch up with them
C.so we couldn’t catch up with them
D.but we couldn’t catch up with them
使肩关节内收、内旋和前屈的肌是()
A.斜方肌
B.胸大肌
C.胸锁乳突肌
D.竖棘肌
E.背阔肌