颞下颌关节紊乱病描述不正确的是（） A.并非指单一个疾病，而是指一组关节疾病的总称

用单词的适当形式填空。

1. He is a kind and ________ (love) man.

2. He can play many ________ (piece) of music.

3. The animal is ill. But it's ________ (live)

4. Her mother ________ (take) part in the competition at the age of four.

5. ________ (unfortunately), he didn't come to school too late.

6. I ________ (visit) Hainan last summer and I saw some ________ (visit) from the USA.

7. He ________ (win) the first prize . He is the ________ (win) of the English Competition

8.He ________ (drive) a car very well. I think he is a good ________ (drive).

___ the red switch on the left and the flying machine will swiftly go up into the air and ____its journey.     [ ]

A. Pressing; begins  

B. Press; begin

C. Pressed; begins  

D. To press; to begin

下列除哪项外，均是白术的适应证（）。

A.脾胃气虚证

B.脾虚水停之痰饮、水肿小便不利

C.肺肾两虚之喘咳

D.脾虚气弱，肌表不固之汗多

E.脾虚气弱，胎动不安

电子商务的概念模型可以抽象地描述为每个交易主体和 【18】 之间的交易事务关系。

下列几种船中，双层底最高的是（）

A.集装箱船；

B.散装货船；

C.矿砂船；

D.滚装船。