天然气压缩机投产验收的试验项目，以下说法不正确的是（）A、模拟检测各报警、关断功能

Mr.Jones, _______ a great loss last year, has no courage to go on with his business. [ ]

A. suffering

B. to suffer

C. suffered

D. having suffered

1) ______ the Oral Approach
2) ______ the Cognitive Approach
3) ______ the Direct Method
4) ______ the Audiolingnal Method
5) ______ the Natural Approach
a) According to Gouin, verbal expression is intimately linked with thought about real events. Thoughts and utterances came in sequences and ends-means series.
b) Primary importance is attached to meaning, context and situation.
c) Language is structured like a pyramid, that is ,linguistic levels are systems within systems.
d) Language is characterized by rule-governed creativity.
e) Communication is the primary function of language, and emphasis is on meaning.

定影液的组成不包括

A．中和剂
B．保护剂
C．坚膜剂
D．促进剂
E．定影剂

下列各项，不是狂犬病传染源的是（）。

A.病犬

B.蝙蝠

C.臭鼬

D.浣熊

E.患者

油门杆电门信号送给增压控制器用于（）

A、确定引气状态

B、控制预增压

C、修正控制信号