()
A.9
B.12
C.15
D.18
参考答案:C
解析:
4+5+11+8=28,3+6+10+9=28,5+8+12+3=28,故=28-3-7-3=15,正确答案是C选项。
产褥期正常可持续至产后()。
A.3周
B.4周
C.6周
D.7周
E.10周
After decades of effort, the city is still trying to _____ how to ban smoking in public places.[ ]
A. look through
B. get through
C. figure out
D. take out