My son often eats junk food. I really about his health.
你想说“我能为你做点什么吗?”,你应这样说:________A.What do you do? B.What can I do for you?
你想说“桌子上有一台电脑。”,你应这样说:________A.There is a computer on the desk. B.There is a desk on the computer.
明明到你家做客,你对他表示欢迎,可以说:________A.Welcome to my home. B.Hello, Mingming.
What are you ________?A.do B.does C.doing
There ________ four armchairs and a new TV.A.is B.are C.be