下列对土地资源利用现状的说法，正确的是（    ）

依次填入下列句子横线处的词语，最恰当的一项是        
①中日第十轮东海问题磋商9月11日在北京举行，又方将就共同开发的对象海域等     进行商讨。
②京津农业方面的合作，已经成为京津地区合作成功的       ，对于两地开展全方位的合作起到了重要的引领和示范作用。
③中国企业在关键技术的研发、精密制造工艺的攻关上，显示出   的决心和承诺。

某同学为了认识食物腐败的主要原因，探究食物保鲜的方法，设计了如下实验装置，如下图，请据此回答：

阅读理解
The booking notes of the play “Sherlock”
Price :$10
BOOKING
There are four easy ways to book seats for the performance:
——in person
The Box Office is open from Monday to Saturday, 10 am—8pm
——by telephone
Ring 01324976 to reserve your tickets or to pay by credit card (Visa and MasterCard).
——by post
Simply complete the booking form and return it to Box Office.
——online
Complete the on-line booking form at www. Satanfiedtheatre.com.
DISCOUNTS:
Saver: $2 off any seat booked any time in advance for performances from Monday to Thursday. Savers are available for children up to16 years old, over 60s and full-time students.
Supersavers: half-price seats are available for people with disabilities and one companion. It is advisable to book in advance. There is a maximum of eight wheelchair spaces available and one wheelchair space will be held until an hour before the show.
Standby: best available seats are on sale for $6 from one hour before the performance for people eligible for Saver and Supersaver discounts and thirty minutes before for all other customers.
Group Booking: there is a ten percent discount for parties of twelve or more.
School: school parties of ten or more can book $6 standby tickets and will get every tenth ticket free.
Please note: we are unable to exchange tickets or refund money unless a performance is cancelled due to unforeseen circumstances.

本报讯今年3月，美国人理查德·西尔斯登上了央视节目《朗读者》，他用并不流利的中文朗读了刘禹锡的《陋室铭》。痴迷汉字的他，二十多年来花费三十万美元的个人积蓄研究汉字，仅凭一己之力建立起了汉字字源网站，将汉字字形数据化，在中国，他被人们称作“汉字叔叔”。面对观众，这位白发苍苍的老人说：“66岁一点儿也不老，我还想为汉字工作到80岁呢！”

学校准备邀请“汉字叔叔”作为嘉宾来参加“校园汉字听写大会”，请完成下面的任务。