—Noise is _____to human’s health.
—Yes, we shouldn’t talk loudly in public.
A. harmful B. harm C. harmless
相关试题
–Where is Mr.Smith?
--He isn’t here. He ______ to England.
| A．has been | B．has gone | C．went | D．goes |
—Have you seenbook on the desk?
—Is itEnglish book? I saw it just now.
| A．the; / | B．/; the | C．the, an | D．a; / |
粤公网安备 44130202000953号