中国亚利进出口公司欲与英国吉力公司签定苹果出口合同，数量为2万吨，总价款为1000万

图中家庭电路中常见的三孔插座，在电路正常时测电笔接触   孔会发光，    　 两孔之间若无意被导线碰接在一起不会发生短路（选填“左”、“右”或“上）。在此插座接入电热水壶，断开其他用电器，仅让电热水壶烧水，发现10min时间内参数为1600imp/（kW·h）的电能表闪烁320次，在这10min内电热水壶消耗电能为    kW·h，电热水壶功率为    W。

按下列各小题括号内的要求改写句子，每空限填一词。

1. Meimei has to look after her little brother at weekends. (改为一般疑问句)

    ________ Meimei ________ to look after her little brother at weekends?

2. Both he and his deskmate have passed the exam. (改为否定句)

    ________ he nor his deskmate ________ passed the exam.

3. They are asked to write a diary in English every other day. (对画线部分提问)

    ________ are they asked to write a diary in English?

4. Didn't they tell you about it? (改为被动语态)

   ________ you ________ about it?

5. Will the 30th Olympic Games be held in London? Could you tell me? (合并成含有宾语从句的复合句)

    Could you tell me ________ the 30th Olympic Games ________ be held in London?

晶面

岭南文化在改革开放30多年的实践中不断创新、不断自我更新，它在原有特质的基础上，又不断有新的内涵发出来，又有新的因子在萌芽，在此基础上形成了“新岭南文化”。这说明（）

①新岭南文化是社会实践发展的产物

②新岭南文化是与时俱进的文化

③新岭南文化对广东社会的发展具有反作用

④新岭南文化是对旧岭南文化的否定和摒弃

A.①②③

B.②③④

C.①④

D.①②