The science of medicine, progress has been very rapid lately, is perhaps the most important of all the sciences.
—Would you like to go to the shopping mall with me tonight? —I’d like to, but I have to attend a lecture _______ in the school library.
________ at the golden belt of Yangtze River Delta, Ma'anshan is the National Garden city _______ wonderful landscape appeals to many visitors every year.
—Will a cell _______? —I’m afraid not. Only a computer can be used to run this software.
________ is mentioned above that the number of the students in senior high school is increasing.
— Can I pay the bill by check? —Sorry, sir. But it is the management rule of our hotel that payment _______ be made in cash.