When I tell a story in the past, shouldn’t I use past tense when the verbs are describing states?

I asked someone to correct my sentence in the other site, the sentence is: I saw her yelling at her boyfriend, but he seemed to be indifferent. They corrected the sentence for the usage of the tense in the second clause: I saw her yelling at her boyfriend, but he seems to be being indifferent. … Read more

“heat” or “heating” after a colon

I’m wondering whether "heat" or "heating" should be used in the following: Try this physical experiment: heat/heating air so that it expands. Answer I think some additional context would help in deciding this. "Heat" sounds more like instructions (the experiment has already been explained), while "heating" seems to be explaining what the experiment is, or … Read more

“There has to be” vs “there have to be”

Which form to choose for the verb "have"? There have to be other solutions… There has to be other solutions… Somehow, both sound correct. I chose the first one, but isn’t the second one also ok? Or does the meaning change somehow? Or does it depend on what follows (singular/plural)? Answer You are correct. The … Read more

Why does the following sentence uses present participle “teaching” instead of present tense “teach”?

Several months ago, a trade association invited me to be its keynote speaker on networking and teaching people to be better conversationalists. I have read the above sentence in a book. In my comprehension, it is invite sb to do sth, not invite sb to doing sth, so I have two questions: How to understand … Read more

What is the verb form of “trajectory”?

What is the verb form of trajectory? I looked up trajectorize but there’s no such word. Answer Nouns in English don’t have "verb forms". "Trajectory" is the path that a projectile follows under gravity. To put something onto a trajectory you "project" it (stress on the second syllable). Or in simple language, you "throw" it. … Read more

is the grammar correct: did you get vaccinated?

is the grammar correct in the question? did you get vaccinated? I know we are not supposed to use past tense for verb with did but I can’t understand this one. Answer You are right that a base verb should follow "did"… and it does. You have the verb ‘get‘. It’s quite common to use … Read more

Two-syllable verbs stressed on the first syllable that do not double the final consonant in the –ing form

Can anyone think of more two-syllable verbs that have stress on the first syllable and do not double the final consonant in the -ing form. The instances I am looking for will have a vowel before the last consonant in the infinitive form. For example: open > opening ; enter > entering (in red below) … Read more