– What a nice bicycle! – Thanks. I ________ it for two months.A. have bought B. bought C. have had
– _________ you spell it ? – Yes, I can. P-E-N, pen.
– Are those your friends ? – ________.
Mum, _______ my teacher, Miss Gao.
Mr. Lee is ________ teacher. ________ is from China.
熟人之间见面时表示礼貌的常用语是_________