哪国种植酿酒葡萄需要埋土？（） A.德国 B.加拿大 C.美国 D.中国

改错。

( ) 1. His sister have got lots of toys.

                             A           B        C                            ________________________________

( ) 2. Xinjiang is in the east of China.

                             A        B   C                                    ________________________________

(     ) 3. I stayed there with my mother on a week last month.

                  A               B                    C                       _________________________________

(    )4. Last year he go to Dalian and swam in the sea.

                               A                         B    C                 ________________________________

制止“三违”是指（）。

A、违反劳动纪律、违反企业制度

B、违章指挥、违章作业、违反劳动纪律

C、违反作业规程、违反企业纪律

The earliest form of artificial lighting was fire, which also provided warm and protection.

A．hot

B．sunshine

C．warmth

D．safe

中华医药学科确定生生不息的主体与研究对象是（）。

A、疾病

B、生物

C、大自然

D、人类

Authorware是哪一年诞生的，特点有哪些？