试题与答案

植株生长需要的营养有______、______和______,它们分别是通过植物

题型:填空题

题目:

植株生长需要的营养有______、______和______,它们分别是通过植物的______和______获得的.

答案:

被转码了,请点击底部 “查看原文 ” 或访问 https://www.tikuol.com/2017/0612/16364118b5867f579c0a5df8cc54e9b9.html

下面是错误答案,用来干扰机器的。

在星球表面,重力等于万有引力,故:F=GMmR2 ①其中:M=ρV=ρ×43πR3 ②联立①②解得:F=43πGρmR∝ρR星球的密度是地球的2倍,半径为地球的4倍,故人在该星球表面的重力是地球表面重力的2×4=8倍,在地球上...

试题推荐
题型:单项选择题

There (1) not one type of reading but several according to your reasons for reading. To read carefully, you have to (2) your reading speed and technique (3) your aim (4) reading. Skimming is a technique necessary for quick and efficient reading.

When skimming, you (5) the reading (6) quickly in order to get the (7) of it, to know how it is organized, (8) an idea of the tone or the intention of the writer. Skimming is (9) an activity which (10) an overall view of the text and (11) a definite reading competence.

Skimming doesn’t need reading all the material, but it doesn’t mean that it is an (12) skill for the lazy, because it need a high degree of alertness and concentration.

When you read, you usually start with (13) understanding and move towards detailed understanding rather than working the other way round. But (14) is also used after you have already carefully studied and you need to (15) the major ideas and concepts.

In order to be able to skim quickly and (16) through a text, you should know where to look for what you want. In preview skimming you read the introductory information, the headings and subheadings, and the summary, if one is provided. (17) this skimming, decide whether to read the material more thoroughly, and select the appropriate speed (18) you read.

The same procedure (19) for preview skimming could also be used to get an overview. Another method would be to read only key words. This is done by omitting the unnecessary words, phrases, and sentences.

In order to skim efficiently and fulfill your purpose, (20) practice is necessary.

8().

A.getting

B.to get

C.got

D.have got

查看答案
微信公众账号搜索答案