滑环技术的主要功能是（） A.连续曝光 B.连续采集 C.单向连续旋转 D.床面连续

阅读短文，根据短文内容判断正误，正确的写"T"，错误的写"F"。

    Last weekend we played games and went swimming, but we didn't watch TV. My mother cooked our

favourite food and we helped her. We often went for a walk along the beach(海滩)．

( ) 1. We watched TV last weekend.

(     ) 2. We didn't go for a walk along the beach.

(     ) 3. Last weekend we went swimming.

(     ) 4. My father cooked our favourite food.

Never before________seen anybody who can play tennis as well as Robert.(2012·江西，32)

A．had she

B．she had

C．has she

D．she has

四妙勇安汤的组成是（）。

A.玄参、甘草、当归、金银花

B.陈皮、甘草、当归、金银花

C.连翘、蒲公英、地丁、金银花

D.野菊花、蒲公英、地丁，金银花

E.赤芍、苦参、甘草、金银花

用手工绕制弹簧芯棒直径一般应（）弹簧内径。

A.大于

B.小于

C.等于

某聚丙烯装置白班生产聚丙烯112吨，消耗丙烯117.5吨，回收纯丙烯2吨，则白班的单耗为（）kgPR/tPP。

A、1034

B、1029

C、1021

D、1010