COMPLETE. [CORRECTLY PASSED] A+ GRADE.| 2024-2025
呼吸,是指生物体通过特殊的生理机制吸收氧气
What are the parts of speech that are并排出二氧化碳的过程。在人体内,这一过程由
numbered?
呼吸系统完成,包括鼻腔、气管、支气管和肺部
The small(1) boy ran(2) quickly(3) into the classroom.
等器官。有氧呼吸是指在氧气充足的条件下,细
a. determiner, preposition, pronoun
胞利用葡萄糖分解产生能量;而无氧呼吸则是缺
b. adjective, adverb, verb
乏氧气时的一种补偿机制。
c. adjective, verb, adverb
d. noun, adverb, adjective - (answer)c. adjective, verb, adverb
What is the usual sentence structure 呼吸,是生命存在的基本象征之一。无论是人类
in English?
、动物,还是植物,呼吸都贯穿了所有生物体的
a. SVO (Subject, Verb, Object)
生存过程。从吸入清新的氧气到排出废弃的二氧
b. VSO (Verb, Subject, Object)
化碳,呼吸不仅仅是生物体的生理行为,更是维
c. OSV (Object, Subject, Verb)
持生命的核心机制。本文将围绕呼吸这一主题,
d. SOV (Subject, Object, Verb) - (answer)a. SVO (Subject, Verb, Object)
从科学、自然、健康和技术等多个角度进行探讨
Which of these is the present perfect tense?
a. I have been to Spain.
b. I went to Spain.
c. I have to go to work.
d. I have three children. - (answer)a. I have been to Spain.
Which of these is a use of the present continuous?
a. To talk about something that happened yesterday.
b. To talk about something that is happening around the moment of speaking.
c. To talk about repeated actions.
d. To talk about an action that started in the past and continues into the future. - (answer)b. To talk
about something that is happening around the moment of speaking.
Fill in the missing words in the text below by selecting the correct possessive pronouns/adjectives.