中国大学MOOC: Three kinds of verb tenses are frequently used in English news headlines: present tense, future tense and present perfect tense.
举一反三
- When you point out the purpose / problem of research again, the is mainly used. A: present tense B: present perfect tense C: past tense D: future tense
- Generally speaking, in an abstract, the opening and concluding statements are written in the present tense or the present perfect tense, while the methods and results are expressed in the past tense.
- If the research material is conventional and not a specific material reported in the paper, we use ( ). A: the present perfect tense B: the future tense C: the simple present tense D: the simple past tense
- 中国大学MOOC: You use present perfect tense for jobs you held and present tense for jobs you currently hold.
- Which of the following tense is NOT usually used to make a generalization of a fact or certain phenomenon happening recently? A: present tense B: present continuous C: present perfert D: future tense