有这样一道题：—Where does Mr Smith work？—He works in a glass ____ around here.A. work B. works C. working D. works此题应选B。容易误选C，误认为：因为其前用了不定冠词a，所以不能选 work(因为不可数)和
— Can I help you？— __________, please.A. Two teas B. Two cups of teas C. Two cup teas D. Two cup of tea此题应选A。其余几项都容易被误选。要做好此题，先要弄清tea的两种用法：1. 表示“茶”，是物质名词
a. He must be very old. Look，he has grey ________.b. He found some ________ in his soup.A. hair，hair B. hairs，hairs C. hair，hairs D. hairs，hair此题应选 C，容易误选 A，误认为hair永远不可数。其实h
重点内容：1. both...and连接主词时，术语动词用复数形式2. neither...nor...; either...or...; not only...but also...等连接主词时，述语动词由最近的主词决定3. 两个或多个主词由with, together with, except, i
