目前，我国在买人卖出证券时都可以零数委托。（　　）

完形填空（二）（本题共15小题，满分30分）

阅读下面短文，根据文意，将方框内所给的词或短语的适当形式填入相应的空白处，使短文的意思完整。（每个词只能使用一次）（本题共十小题，每小题2分，满分20分）

We all need a healthy environment, but we produce waste every day and it__小题1:__ our environment. Though we are young, we can still do something to help. In fact, even the simplest _小题2:__activities can make a real difference to the environment. Here are some ideas for you.

Reduce means “use less”. Don’t waste things. This __小题3:__money and reduces pollution and waste going into the environment. Before we buy something new, think ___小题4:____it is really necessary—or maybe the old one will be just as good! When we do buy things, choose local products if __小题5:_____ and try not to buy too many things from abroad.

Reuse means “use again”. Use things for as long as possible. When we buy things, make sure that they __小题6:__ a long time. We should look after them__小题7:_ they will last and we should repair them if we can instead of  throwing them away and buying new ones. Don’t use a paper cup or a paper bag. It’s better to use a china cup and a lunch box because you can use them __小题8:__.

Recycle means “change things into something else”. Although it takes ___小题9:_ to change something into something else, it’s better than throwing things away or burning them. Find out what can be recycled in your_小题10:__ and take part in recycling programmes. We should also buy products made from recycled materials, such as recycled paper, to help save trees.

对起重机进行载荷起升能力静载试验时，试验负荷应为额定起升载荷的( )倍。

A．1

B．1.2

C．1.25

D．2

关于中成药中含有化学药成分

金羚感冒片含

A．对乙酰氨基酚、氯苯那敏、维生素C B．对乙酰氨基酚、氯苯那敏、咖啡因
C．阿司匹林、氯苯那敏 D．对乙酰氨基酚
E．麻黄碱、碳酸钙

在土壤的质地分类中，（）类的保肥性能最差。

A.砂土

B.壤土

C.粘土

D.砂粒土

测定缓、控释制剂释放度时，至少应测定的取样点的个数是（）

A.1个

B.2个

C.3个

D.4个

E.5个