第一章 单元测试

1、单选题：
Which verb form is preferred in formal occasions such as academic writing or research papers? （ ）
选项：
A:Single verbs
B:Phrasal verbs
C:Verb conjugates
D:Verb infinitives
答案: 【Single verbs】

2、单选题：
Abbreviations are primarily made up of （ ）?
选项：
A:Random letters chosen for convenience
B:The entire word shortened
C:The last letter of each word
D:The first letter of each important syllable
答案: 【The first letter of each important syllable】

3、单选题：
What is a "constant"? （ ）
选项：
A:A variable
B:A quantity that is fixed
C:A quantity that can change in a given system
D:A parameter of a system
答案: 【A quantity that is fixed】

4、多选题：
When rewriting sentences to be more formal, which of the following changes might be made? （ ）
选项：
A:Replacing phrasal verbs with single verbs
B:Using simpler words
C:Using more specific and measurable terms
D:Avoiding abstractions
答案: 【Replacing phrasal verbs with single verbs;
Using more specific and measurable terms;
Avoiding abstractions】

5、多选题：
Which parts make up medical terms? （ ）
选项：
A:Adverbs
B:Suffixes
C:Roots
D:Prefixes
答案: 【Suffixes;
Roots;
Prefixes】

第二章 单元测试

1、单选题：
Which of the following best demonstrates the principle of expressing action in the verb? （ ）
选项：
A:An increase in heart rate occurred.
B:The heart rate increased.
C:Occurrences of heart rate changes were observed.
D:The heart rate was noted to increase.
答案: 【The heart rate increased.】

2、单选题：
What is the primary reason for untangling noun clusters? （ ）
选项：
A:To reduce sentence length
B:To avoid using prepositions
C:To increase the formal tone of the writing
D:To improve clarity by showing how nouns are related
答案: 【To improve clarity by showing how nouns are related】

3、多选题：
Which of the following are solutions to unclear pronoun usage? （ ）
选项：
A:Add a category term for clarification
B:Change the sentence structure
C:Remove all pronouns from the sentence
D:Repeat the appropriate noun
答案: 【Add a category term for clarification;
Change the sentence structure;
Repeat the appropriate noun】

4、多选题：
Which of the following grammatical structures can be used to write parallel ideas?（ ）
选项：
A:Clauses with subject, verb, and completer
B:Prepositional phrases
C:Subordinate conjunctions without objects
D:Single nouns or adjectives
答案: 【Clauses with subject, verb, and completer;
Prepositional phrases;
Single nouns or adjectives】

5、判断题：
In revision pattern B of Example 2.18, the sentence becomes more concise but less clear than the original. （ ）
选项：
A:对
B:错
答案: 【错】