The Yangtze River, China’s longest, has

根据句子意思，用括号中所给单词的适当形式填空，并将答案填写在答题卡标号为51-56的相应位置上。

小题1:My daughter is old enough to look after         (she). She can stay at home alone.

小题2:We need to realize the         (important) of making full use of our time.

小题3:It’s so         (fair)! Mary has got more money for less work!

小题4:The students are looking forward to         (have) a holiday. They are just too busy these days.

小题5:— Jimmy will hold a party for his         (twelve) birthday. Let’s buy a present for him.

— OK. Let’s go.

小题6:It rained so         (heavy) last night that many streets were in water.

地价监测点总数应综合考虑城市规模等级、建成区面积等因素确定，直辖市不应低于120个。( )

发现处理铁路货车故障记录簿为（）。

A.车统-113

B.车统-81

C.车统-81A

D.车统-25

( )是确定、记录并分振项目角色、责任和互相通报的关系。

A．项目范围定义

B．编制组织计划

C．人员获取

D．队伍组建

图示三系亲本原种生产两类代表性的方法，并指出它们的实质性区别及其理论依据。