①The passengers went __________ the plane at 9：00 a．m.

　　②The students __________ on weekdays and go home on weekends.

　　③They went __________ to buy some goods.

　　[答案]　①aboard　②board　③abroad

　　2.

　　①I __________ you on passing the exam.

　　②They __________ his birthday and bought some presents for him.

　　[答案]　①congratulate　②celebrated

Ⅲ.单句改错

　　1．I have just finished my work when the boss came

in.____________

　　[答案]　have→had

　　2．We offered him our congratulation on his success in

business.____________

　　[答案]　congratulation→congratulations

　　3．Mr. Brown stood at the door, welcomed newcomers with a large smile.____________

　　[答案]　welcomed→welcoming或welcomed前加and

　　4．He looks happy；in other words, he looks

delightful.____________

　　[答案]　delightful→delighted

　　5．The plane crashed killing all 200 people on

aboard.____________

　　[答案]　去掉on

6．Founding in the early 20th century, the school keeps on inspiring