Mum usually makes me ___ housework on weekends. [ ]
A. to do
B. doing
C. do
D. done
答案:C
食管癌全属鳞状上皮癌,胃癌全属腺癌。
骨折老人搬运时,应在车上或担架上垫木板,先固定好骨折部位。