The link from MrM is very useful. As a simple explanation for the beginning student, I recommend that one use when with the simple past and while with the past continuous. This is an oversimplification, but exposure to native writing and

1. Class is canceled 2. school is closed I dont understand why you use ed in a simple present sentence. is closed an adjective in the sentence? what is the different between class was closed and class is closed.

i would like to know two things. the first one is : the past participle of the verb "go", is it "been"? ex: i have been to London. have you ever been to London? i think that "go" in this case has irregular form

You are partially right. This is actually a past condition pattern. If I had + past particple, I would have + past particple. If I had listened to my parents few yers ago to finsih my engineering school, I wouldn't have created all

I hear Could anybody correct these sentences for me? A: I heard Shi Jie is a disgusting and sissy boy. B: I think so. (I mean I agree the rumour.) A: I hear Hock Soon is the best in the language department. B:

Pls also help with this sentence: When did we started/start to learn English grammar in grade school? Same as above just a different structure. Please explain.

When did we start learning English grammar in grade school? Was it Elementary, Middle, or High school. Shouldn't it be When did we started since it's simple past tense? Please explain, thank you. It also seems like when we're having

People transported loads of camping necessities to a little island from a boat through waist-deep water. The job just finished only seconds ago. You are a college student on vacation, fresh out of grueling finals, lying sprawled on the seats at

Simple past uses only the past form of the verb. I ran to the park. I walked three kilometers. Continuous past uses the past of "be" followed by the present participle of the verb. He was walking to schoolwhen he heard the siren.

Since you have not written down anything, it seems you want others to do the work in your place. Careful. This also shows that you are not confident. Don't worry! Take a look at the big picture. And think about starting 'backwards':