What the emement “-es” indicates is third person singular, present tense, the element “-ed” past tense, and “-ing”progressive aspect. Since they are the smallest unit of language and meaningful, they are also ____________.
举一反三
- While writing suggestions for future studies, you are advised to use _________. A: the future tense B: the past tense C: the present tense D: the progressive tense
- 中国大学MOOC: The present tense does not only mean what is true now. It can also refer to events in the past and the future.
- A ______ is the smallest meaningful unit of a language
- 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
- 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