题干

以一般光学显微镜观察生物的细胞与组织,下列叙述错误的是(    )

A:物镜的放大倍数愈高,则镜管愈长

B:用10倍物镜观察水绵玻片时,其玻片与物镜的距离为0.5cm,若改用60倍物镜观察时,则玻片与物镜的距离仍维持0.5cm

C:若载玻片上有d字母,则视野下呈现p字母

D:视野下观察到眼虫游向右上方,则应将玻片向右上方移动,以便加以追踪

上一题 下一题 0.0难度 选择题 更新时间:2019-03-21 07:00:59

答案(点此获取答案解析)

B

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Monday

8—10 a. m

TECHNOLOGYInformation Technology (IT )—Using the Internet

In this lesson, students learn how to surf the internet safely and effectively. There will also be information about using different search engines. Finally, this lesson teaches students about the best websites to use to continue their education online.

10—12 a. m

ARTS

10:00 a. m

DRAMA

Students learn the play that the teacher gave before class. During this lesson, students will have the chance to act out roles with other students.

11:00 a. m

PAINTING WITH WATERCOLOURS

For most of this term, students learn how to use watercolours properly to make pictures. If the weather is good, the lesson may take place outdoors.


LUNCH

1—2 p. m

SCIENCES Biology/Chemistry

Students can choose which class to attend

In biology this week, the topic is Human Body. Students will learn about how it works.

Alternatively, students can study chemistry. This class takes place in the science lab, and this week students learn about H2and O2

2—4 p. m

SPORTS

2:00 p. m

SIKLLS

Students learn about the skills in a certain sport. We use video to see real action from past games.

3:00 p. m

PRACTICE

After we have picked teams, students will play a short match lasting 45 minutes. This week, the sports are football(for boys) and tennis (for girls)


HOMEWORK

IT— the teacher will give students websites to look up at home (about 30minutes)

Drama –students have to learn a part for the next lesson (about 40 minutes)

Biology/ Chemistry—students have to write a short report of the lesson (about 20 minutes)