The ancestors of the English are _____.

单项选择题In the twentieth century Britain experienced many wars, of which ________brought the country the largest number of casualties.

单项选择题Geographically speaking, which of the following terms covers the largest area

单项选择题- I' sorry to tell you I failed the physics course, Mom.- . The world won' end if you don' pass an exam.- Thank you for your encouragement.

单项选择题It is recommended that the project until all the preparations have been made.

单项选择题For there successful communication, all present must be attentive and get involved in the discussion.

单项选择题I must go now. , if you want that book, I'l bring it next time.

单项选择题The project by the end of 2007, will expand the city蒺s mobile phone network to cover 10,000,000 users.

单项选择题Just as the builder is skilled in the handling of his bricks, the experienced writer is skilled in the handling of his words.

单项选择题If you'e going to run for mayor, just make sure there are no in the cupboard! You know what the press is like.

单项选择题The news that the examination would be held two weeks earlier caused quite a among the students.