Not until Alice had a baby of her own __ (她才了解) how hard it was for her mother to have brought up her sister and her on her own.

At school the students need to increase their knowledge in an organized way and __________(获得足够的科学词汇来进行有效的学术交际)

The China Travel Service (or the CTS) (中国旅行社，简称“中旅社”), the first travel service of New China, is now one of the key elements in China's travel industry. It boasts the largest travel service with the most complete and fully-functioning network in the country. Currently the CTS group has over 200 subordinate travel services, 117 hotels, 46 duty free shopping centers and 62 tourist service companies all over China.

__________(并不是全体成员都愿意在协议上签字).Therewassomedisagreementamongthem.

Directions: For this part, you are allowed 30 minutes to write a short essay entitled My Opinion on College Graduates Working as Village Officials. You should write at least 150 words following the outline given below:

2．这些大学生能给农村带去什么？

3．大学生能从中得到什么？

The doorman politely requested she __ (be) quiet in the building.