1982年9月邓 * * 会见英国首相撒切尔夫人时，明确提出了（）的概念。 A.改革开放

用方框中所词组的正确形式填空。每词只用一次。

laugh,   tooth,   little,  serious,   minute  

小题1:Lisa is _______ of us. She hardly ever smiles.

小题2:The bus ride usually takes us about 25_____ to get to school?

小题3:My baby brother has three _______ . He is too young to eat anything.

小题4:We must try to eat_______ meat. Too much meat is bad for our health.

小题5:He is very funny. He always makes his classmates _____.

调节焊接电流实际上是调节电源外特性曲线。( )

缺血性心肌病临床表现特点为（）

A.呼吸困难

B.心力衰竭

C.心脏增大

D.心律失常

E.口唇紫绀

肾主生殖

私は車の運転（　　　）、自転車にも乗れません。

A．といっても

B．によっては

C．ところが

D．どころか