1 .the students / do / homework / five / yesterday/ afternoon 2. People / use / ballpoint pens / for / many / year 3. Sometimes/ people / have/ comm
1 .the students / do / homework / five / yesterday/ afternoon 2. People / use / ballpoint pens / for / many / year 3. Sometimes/ people / have/ communication problems / because of / language barrier 4. Mr.Tan / disappointed/ that / his son / failed / university entrance exam 5. Would / … Đọc tiếp