Although you may meet some difficuIties,you should never .
Look at those ________. They are _______.A. photo; hersB. photos; hisC. photo; her
中国中央电视台的缩略形式是_________。A.SDTV B.UFO C.CCTV
--Please sit down.-- ________.A.Hello B.Thank you C.I’m fine.
--What color is the ruler?-- ________A.It's a ruler.B.It's white.C. It's a white.
--Good morning,class!-- ________!A.I am fineB.Thank youC. Good morning,teacher