The chemistry teacher has worked here .................. the beginning of the year.

When you're finished reading the book,……you lend it to my cousin, please?

Which of the underlined words in the sentence is INCORRECT? To become a doctor and to helping sick children are the goal…

Please complete this application. It will only take........... minutes.

If we .................. more doctors, we could have treated all of the patients.

Helen isn’t here. She… ........... from her dental appointment yet.