—Why are you still waiting in line?—I’ve missed my _______ .
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 fine B.Thank you C. Good morning,teacher
– ? – He is very friendly and helpful.