题目

举一个遗传育种在实践上应用的例子           。 答案：太空椒（其他也可）Mrs Smith's husband went off on a business trip to Australia. He wanted to catch the 3:30 plane to Darwin. She was very surprised when he telephoned her at 5 o'clock and said that he was still at the airport."What happened?" asked Mrs Smith. "Well," said Mr Smith, "everything was going fine. I got my ticket, checked my luggage and waited in line at the gate. I walked across the runway to the airplane and I saw my friend Jack Scott. Jack was an airplane engineer. I shouted to him and a policeman caught me.""Why did he catch you?" "I don't know," said Mr Smith," All I said was ‘Hi, Jack! '" The word "hijack" means "to take control of a plane by force".小题1:Why did Mr Smith want to fly to Australia? Because____________.A．he was an Australian businessmanB．he was leaving for Australia on businessC．his wife wanted him toD．he wanted" to see his wife小题2:Mrs Smith was very surprised becauseA．Mr Smith didn't arrive in DarwinB．Mr Smith telephoned her laterC．Mr Smith didn't leave the airportD．Mr Smith was in Darwin小题3:Mr Smith couldn't get on the plane becauseA．he met with his friend JackB．he didn't get the ticketC．there was something wrong with the airplane engineD．he was stopped by a policeman小题4:Which of the following is NOT true?A．The police didn't know Mr Smith was Jack Scott's friend.B．Jack Scott worked as an airplane engineer.C．The policeman misunderstood Mr Smith.D．Mr Smith knew why the policeman caught him.小题5:Why was Mr Smith caught by the policeman?A．Because he didn't keep silence at the airport.B．Because he greeted an airport engineer named Jack.C．Because the pronunciation of "Hi, Jack" has another frightful meaning.D．Because the policeman didn't know English.