B. 请选出正确的生词。Please choose the correct vocabulary from the words bank.  A.紧张 B.舒服 C.坐 D.花 E.自己 F.出去 G.刚才 H.约 I.下雨 J.特别 1.明天我有考试，可是我还有很多书没看，现在我觉得很[A1]!2.今天早上[A2]下得很大，所以路上都是水，真糟糕! 3.[A3]他发了短信给我，他说他想[A4]我这个周末去看电影。4.去年冬天的雪下得[A5]大，很多学校都没上课。5.他爸爸每天早上九点开车[A6]。6.我最喜欢这里春天的天气，因为不冷不热，非常[A7]。7.上了大学以后，我常常[A8]做饭，学校的饭菜太难吃了！8.寒假我要[A9]飞机回家看我的朋友。9.白英爱常常[A10]时间写汉字，所以她的字写得很好。

D. 回答问题。 Use the patterns provided and answer the questions based on your own situation. 1. 你觉得学中文难还是学英文难? 为什么? (A 跟/和B (不)一样../ A比B… ) *use both patterns____________________________________________________________________。2. 你平常去上课以前做什么? （先VP1 再VP2 然后 VP3)____________________________________________________________________。3. 你觉得这里的新苹果(píngguǒ/ Apple)手机怎么样? (A是A,可是…)____________________________________________________________________。4. 你会说英文吗? 你只会说英文吗? (不但….而且…..)____________________________________________________________________。5. 你觉得学中文怎么样? 为什么? (虽然…，可是…)____________________________________________________________________。 6.你每天都几点去睡觉？____________________________________________________________________。

C. 填入正确的答案。 Read the sentence and choose the correct answer. 1. 亚城上个星期下雪了， 昨天[C1]下雪了。（又/再/在） 2. 小李：这个星期天你想打球[C2]看电影？ （还是/或者/ 而且）    小王：打球[C3]看电影都没有意思，我想去听音乐会。 (还是／或者/ 而且)                                                                                                      3. 坐地铁[C4]坐公共汽车更快。 （比/更/很） 4. [C5]在这里学中文很累，可是学中文很有意思。 （虽然/除了/不但） 5. 李友[C6]个星期都打电话给她妈妈。（最/每/更） 6. 你得先坐地铁[C7]走路去公共汽车站。 （再/在/还） 7. 我下个学期[C8]要学中文，而且明年还要去中国。 （ 因为/不但/ 不过） 8. 他每天[C9]听英文录音， 所以他的英文很好。（又/都/ 也） 9. 打车方便[C10]方便，可是太贵了！（很/是/也）

Examine the evolutionary relationships represented in the following figure. Based upon this diagram, the trait that distinguishes a lamprey from a tuna is ____________________.    

Much of the coal we use today came from ______ that lived during the Carboniferous.

You are the county tax assessor. You have the following data concerning the size ( in square feet) and the selling price (in dollars) for twenty ( n=20) homes in an upscale neighborhood. You need to update the market prices of the unsold homes in the neighborhood.                                              (SIZE, PRICE)   (2400, 225000)            (2425, 250000)           (3200, 325000)            (2450, 225000)           (3000, 350000)            (3425, 400000)           (2750, 300000)            (2250, 250000)           (3150, 350000)            (3000, 325000)           (2275, 225000)            (2150, 200000) (2350, 250000)           (2250, 225000) (3225, 350000)            (3625, 450000) (2850, 325000)            (3200, 400000) (2900, 300000)            (2650, 300000)     Enter all of the house sizes in one list, and all of the house prices in another list. Fit a linear equation which uses the SIZE to predict the PRICE  The answer is an ordered pair of numbers (a, b) for y =ax+b .   

In 2007 the scores on the College Aptitude Test (C. A. T.) were distributed normally with mean 500 and standard deviation 60, briefly N (500, 60) calculate the 25th percentile. 

Given that the word aptitude test (WAT) has scores which are    normally distributed with mean μ = 270 and standard deviation σ = 30.  Find the probability that a randomly chosen score is greater than 300.

Suppose that in a sample space S there are two events M and  N with the properties that P( M) = .50 and P(N) = .80 and P(MՈN) = .40, then are the events M and N independent?

In 2007 the scores on the College Aptitude Test (C. A. T.) were distributed normally with mean 500 and standard deviation 60, briefly N (500, 60) . A CAT score has a Z-value of 1.5; what is the value of the CAT score?