As he was too fat, he tried several shirts _______ but ____ fitted him.
I'm afraid I'm not ___ to help with the show, for I am fully occupied with my own project
—Should I lock the lab before I go home?—_ _.I'll check it myself later.
Thanks to our ___ schedule, we got our task accomplished ahead of time.
—Have you heard that he was admitted into Beijing University?—Is that true? And I'm glad that his efforts at last ___.
With the rapid development of medical science, we ___ more new drugs used in the treatment of cancer.