口腔检查的内容不包括（）。
A.口腔外部检查
B.口腔内检查
C.X线检查
D.制取模型检查
E.常规检查
参考答案：E
The man we followed suddenly stopped and looked as if ______ whether he was going in the right direction.
A．seeing
B．having seen
C．to see
D．to have seen
在美国长期国债期货报价中118’222代表的价格为（）。
A.118.6875
B.118.703125
C.118.515625
D.118.6953125
