The problem was very difficult to handle．We worked it out，__________ ．
A．too B．yet C．although 
D．though
—Can I pay the bill by check?
—Sorry，sir．But it's the management rules of our hotel that payment be made in cash．
A．shall B．need C．will D．can
Helen was much kinder to her youngest child than she was to the others， ，of course，made the others jealous．
A．who B．that C．which D．what
is known to us is that tobacco contains nicotine and other harmful products，so you should give up smoking．
A．As B．It C．What D．Which
——Which of the two souvenirs do you like better?
—— blue one．of course．I think it's really most instructive one．
A．A；the B．The；the C．The；a D．A；a
假设你是李华，一个英国学生社团下周将到你就读的启明中学进行为期一天的参观访问，你负责接待工作。请根据下面的提示给对方的负责人Mr.Steven 写一封邮件，商讨参观事宜。
1．自我介绍；
2．参观安排；上午参观校园；中午食堂用餐；下午交流活动；晚上举办欢迎晚会；
3．征询对方的其它要求。
注意：1．词数：120—l50，开头结尾已给出，不计入总词数。
2．可适当增加细节，以使行文连贯。
Dear Mr．Steven，
I’m Li Hua，a student from Qiming Secondary School．
