下列4种不同数制表示的数中，数值最小的一个是A．八进制数52 B．十进制数44 C．

汽轮发电机采用不计阻尼绕组的模型时，阻尼因子应选取（）。

A.D≈0

B.D≈0.5～1.0

C.D≈1～2

D.D≈9999

选择与句子画线部分意思相同或相近的词或短语。

1. Debbie will have fun looking for the Easter eggs. [ ]

A. enjoy

B. dislike

C. try

D. keep

2. Finally, we went home together. [ ]

A. At least

B. At last

C. At most

D. At first

3. To rise early is a good habit.[ ]

A. go to bed

B. go home

C. put up

D. get up

4. The snow melts quickly in the warm sun. [ ]

A. becomes solid

B. becomes cold

C. becomes liquid

D. becomes hot

5. We won't see any flowers until May.[ ]

A. We will see flowers only in May.

B. We won't see flowers after May.

C. We will see flowers before May.

D. We will see flowers when May comes.

句型转换

1. The new car cost my father a lot of money.（改为同义句）

My father        a lot of money               the new car.

2. Guests in this restaurant in Paris are served by blind   waiters.（改为主动语态） 

                      guests in this restaurant in  Paris.

3. The foreigner can ride a bike，too.（改为否定句）  

The foreigner                     a bike,        .

4. The magazines were taken into the reading room before it began to rain.（对画线部分提问）  

              the magazines       into the reading  room?（改为主动语态）

我国商业银行的贷款损失准备充足率一般不应低于( )。

A．100%

B．50%

C．75%

D．20%

男性，61岁，活动后心悸、气促5年，加重伴双下肢水肿3个月。查体：血压140／90mmHg，双肺底少许湿性啰音。心界扩大，心率130次／分，心律绝对不齐，心音强弱不等，可闻及舒张期奔马律。心尖区可闻及2／6级收缩期柔和吹风样杂音。肝肋下3cm，脾未触及，双下肢中度水肿。

这两种疾病的最主要的治疗不同点是（）

A.ACEI

B.强心剂

C.利尿剂

D.β受体阻断剂

E.PTCA或冠状动脉内支架植入