汉语构音障碍检查法检查范围不包括()
A.肺
B.喉
C.面部
D.反射
E.软腭
参考答案:E
29. The computer system _______ suddenly while he was searching for information on the Internet.
A.broke down
B.broke out
C.broke up
D.broke in
焦油加工的主要任务是获得酚、萘、蒽等纯产品和()等粗产品。