认为"教育的目的在于发展人的一切天赋力量和能力"的教育家是（） A.夸美纽斯 B.康

单词拼写。

1. A friend in need is a friend                  (确实).

2. I went to the American embassy to                 (寻找)help.

3. Your theory is                  (难以执行的).

4. Smoking is                  (有害的)to your health.

5. They multiplied and                  (存在)on the earth for more than 140 million years.

6. Several                  (加拿大人)visited our school last week.

7. my                  (重量)will be less than on the earth.

8. Two pieces of                  (行李)are in the car.

9. The boy lied that a hen was lying under the tree                  (产卵)eggs.

10. I cheered up immediately and                  (漂浮) weightlessly around in our spaceship.

化学仪器是我们进行实验的必要用品，那么请根据语句中提供的信息，写出仪器的名称

（1）能直接加热且常用来作反应容器的玻璃仪器              。

（2）常用来收集气体的玻璃仪器是                         。

（3）有时为了提高反应速率或促使反应发生，常用              来提高温度。

（4）用试管夹夹取试管，试管夹应该由                ，夹住试管的中上部。

根据句子意思，用括号中所给词的正确形式填空，每空一词。

1. Audrey Hepburn's great ________ (achieve) is to be a humanitarian.

2. Although she is not a beauty, many people find her ________ (attract).

3. She is an _________ (experience) teacher. Her classes are always lively and interesting.

4. We must work __________ (close) with rich countries to improve our environment.

5. Here's a list of the most famous _________ (direct) names.

见于肝转移瘤的超声所见()
见于肝血管瘤的肝动脉造影()
见于肝血管瘤的MRI表现()
见于肝血管瘤的强化CT表现()

A．灯泡征

B．快进快出

C．快进慢出

D．牛眼征

E．爆米花状染色

患者，女性，50岁，腹部阵发性胀痛1天，呕吐为胃内容物，近3个月来有时腹胀，大便带黏液无脓血，查体，BP17／12kPa，P86次／分，腹胀，未见肠型，右下腹触及一斜行肿块，质韧压痛，腹部透视见一个气液平面，白细胞11×10⁹／L，血红蛋白87g／L下列检查意义最大的是（）

A.X线钡餐透视

B.纤维结肠镜

C.腹部B超

D.腹部

E.以上都不是