What is "chemical madness" mean in this sentence? Thank you! Everybody's youth is a dream, a form of chemical madness. What is the"chemical madness"mean?

Differences between LAST FOR and GO ON? Speculations have been lasting for thousands of years. Speculations have been going on for several years. Does these two sentences all right? Is there any differences between last for and go on? Thank you!

Differences between LAST FOR and GO ON? Speculations have been lasting for thousands of years. Speculations have been going on for several years. Does these two sentences all right? Is there any differences between last for and go on? Thank you!

What does ' its own right' mean? Thank you. “Contact us before writing your application”, or “Make use of our long experience in preparing your curriculum vitae or job history”, is how it is usually expressed. The growth and apparent success of such a specialized service is, of course, a reflection on the current high levels of unemployment. It is also an indication of the growing importance of the curriculum vitae (or job history), with the suggestion that it may now qualify as an art form in its own right.

Which sentence makes sense? And why? Thank you. 1 The oak trees in the Appalachians produce acorns after the rodents multiply. 2 The oak trees in the Appalachians produce acorns before the rodents multiply.

Do you think this sentence is normal? Thank you! Neither Julia nor I were going to the party. Is this sentence formal?

what does the sentence mean? Do you think it is correct? Doing the hundred and one other jobs which are needed in a garden. What does" the hundred and one other" mean? Is it right?

what is the short of because in oral English? Do "because" have a short way to write like U in short of you.

Do you think this sentence is right or not? "To love and to be loved IS the greatest happiness on earth." I think IS should be replaced by ARE, because it connect with two things. What do you think about this sentence? Please give me some advises.