Are they constructing a barrier?

Present perfect continuous. Future perfect continuous. Past perfect continuous ... Note: the Present progressive and simple present can also be used for a future ... Usage notes: There's no présent progressif in French, nothing grammatically equivalent to the English present progressive. So if you can't use the present ... Aug 24, 2022 ... The only verbs that don't have present continuous forms are the modal auxiliary verbs: can, could, will, would, shall, should, may, might, must. Dec 27, 2016 ... If your main verb is a state verb (see lesson Action and State Verbs), you must use present perfect simple. You cannot say 'I have been knowing ... 3 days ago ... The present perfect continuous form is not normally used with verbs that refer to actions that are completed at a single point in time such ... State verbs are generally used in the Present Perfect. Simple only. 1.5. Present Perfect Simple and Continuous. 1 Use the prompts to write sentences in the ... May 20, 2021 ... The future perfect continuous can not be used with non-continuous or stative verbs. ... Present Perfect Continuous Tense: How and When to Use It. Actually, we cannot use them with any continuous verb tense. There might be some exceptions, but here are the verbs that we usually do not use in the present ... The present continuous is used: · to describe an action that is going on at this moment: You are using the Internet. · to describe an action that is going on ... Some English verbs, which we call state, non-continuous or stative verbs, are not used in continuous tenses (like the present continuous, the future continuous ...