最早发现ABO血型的学者是（）。 A.Darwin B.Iandsteiner C.

根据短文内容，从短文后的选项中选出能填入空白处的最佳选项。选项中有两项为多余选项。

I can’t count the times I called my sister and said, “____2____” She would gasp and stammer(结结巴巴): “I can’t. I have clothes on the line. My hair is dirty. I wish I had known yesterday. I had a late breakfast. It looks like rain.” And my personal favorite response: “It’s just Monday.” She died a few years ago. We never did have lunch together. From then on, I’ve tried to be a little more flexible.

___3__The days get shorter, and the list of promise made to ourselves gets longer. One morning, we are awoken, and all having to show for our lives is repetition of “ I’m going to”, “ I plan on” and “someday, when things are settled down a bit.”

When anyone calls my “seize the moment” friend, she is open to adventure and available for trip. She keeps an open mind on new ideas. Her enthusiasm for life is contagious.___4___My lips have not touched ice cream for 10 years. I love ice cream. The other day, I stopped the car and bought a triple-decker. If my car had hit an iceberg on the way home, I would have died happy.

___5___Do something you want to….., not something on your SHOULD DO LIST.

A．Now go on and have a nice day.

B．Just possible, she may be the wisest woman on this planet.

C．Life has a way of going faster as we get older.

D．So I won’t feel sorry because I have changed my attitude to life.E. How about going to lunch in half an hour?

F. She used to promise to do something instead of doing it right away.

G. You talk with her for a while and you’re ready to change your attitude to life.

绞窄性肠梗阻呕吐的特点（）

A.呕吐早、频繁

B.呕吐物带血性

C.呕吐呈溢出性

D.呕吐出现晚、呕吐物带粪臭味

E.呕吐物为带酸臭味的宿食

由于月球自西向东运动，所以月食总是从月轮的（）开始。

A、东边缘

B、西边缘

C、北边缘

D、南边缘

线形缩聚相对分子质量的控制手段有（）、（）和（）

世界博览会是人类技术创新的“智慧结晶”的展览会。1851年在英国伦敦举行了第一届世界博览会，它以工业革命成果为主要内容，1.7万参展者带来了大约100万件展品参展。但下列产品中不可能参展的是（）

A.蒸汽机

B.珍妮机

C.汽车

D.火车机车