4．A dictionary is very important for the learners of English.A good English learner should know how to use a dictionary.
First is to find a good dictionary，We usually use two kinds of dictionaries-one is English Chinese dictionary.and the other is Chinese English dictionary，Since you do not know much English yet，you should choose an English Chinese dictionary which not only gives you the meaning of the English words in Chinese but also gives you some explanations.
When you see a new word，do not use the dictionary immediately（立刻）.Try to guess what it means before you look it up in the dictionary.If you cannot，then look up the word in the dictionary.Words in dictionaries are alphabetically（照字母次序） arranged（排列）.
The dictionary usually tells you-（1）the spelling of the word；（2）the pronunciation of the word；（3）the different meanings of the word；（4）the different ways in which the word in used in sentences.All the information is useful.
（1）A dictionary is very important for a student to learn
.
A．chemistry
B．English
C．maths
D．physics
（2）The passage tells us that a student who does not know much English should choose
.
A．a(chǎn) Chinese-English dictionary
B．a(chǎn) good English teacher
C．a(chǎn)n English-Chinese dictionary
D．a(chǎn) thick English book
（3）If we find a new word when we read，we
.
A．should ask classmates at once
B．should ask the English teacher at once
C．should not use the dictionary at once
D．should use the dictionary at once
（4）If we cannot guess what a new word means
.
A．we may look up the word in a dictionary
B．we should give up reading
C．we should stop reading at once
D．we should write it down on a piece of paper
（5）Which of the following is NOT mentioned according to the passage？
A．A dictionary usually tells us how use a dictionary.
B．A dictionary usually tells us the different meanings of the word.
C．A dictionary usually tells us the pronunciation of the word.
D．A dictionary usually tells us the spelling of the word.
