备皮时应按顺序从上至下,避免出现盲区,并应逆行剃除毛发,以利于剃净毛发。()
参考答案:错
前组鼻窦包括()
A.上颌窦
B.前组筛窦
C.后组筛窦
D.额窦
E.蝶窦
3. It is exactly its great success in rural reforms _____ prompted the country to make a bigger leap forward in the reform and opening-up drive.
A.where
B.what
C.that
D.when