He is very popular among his students as he always tries to make them ____ in his lectures．
A．interested B．interesting C．interest D．to interest
I'm afraid I'm not ___ to help with the show, for I am fully occupied with my own project
A．dependable B．convenient C．available D．accessible
—Should I lock the lab before I go home?
—_ _．I'll check it myself later．
A．Go ahead B．No problem C．No hurry D．Don't bother
Thanks to our ___ schedule, we got our task accomplished ahead of time．
A．active B．flexible C．positive D．fixed
—Have you heard that he was admitted into Beijing University?
—Is that true? And I'm glad that his efforts at last ___．
A．took off B．paid off C．turned out D．paid for
With the rapid development of medical science, we ___ more new drugs used in the treatment of cancer．
A．see B．had seen C．will be seeing D．would see
