3. 在第1、3、4、路公共汽车都要停靠的一个站(假定这个站只能停靠一辆汽车),有一位乘客等候第4路或第8路汽车.假定当时各5、8路汽车首先到站的可能性相等,则首先到站正好是这位乘客所需乘的汽车的概率等于
A. B. C. D.
2. 从分别写有A、B、C、D、E的5张卡片中,任取2张,这2张卡片上的字母恰好是按字母顺序相邻的概率为
1.一枚硬币连掷3次,只有一次出现正面的概率是
95. As the storm drew nearer, black clouds were_____(聚集)over the sky.
第六部分:书面表达(20分)
假设你是李华,18岁生日后,真的有种长大成人的感觉。于是你想就父
母对你的关怀和你今后的打算,以书信形式同爸爸妈妈谈谈。信的开头和结尾如下:
Dear Mum and Dad,
How are you doing?
________________________________________________________________
___________________________________________________________________________
Yours sincerely,
Li Hua
94. All the walls of his room are (装饰)with pictures of pop stars.
93. Don't be_____(泄气),try again and you will succeed in time.
92. The building was purchased and (占用)by its new owners last year.
91. To her_____(失望),Mrs. Smith found her son didn't pass the exam.
90. The learners should know the (背景)knowledge of the foreign language.
89. He has formed the habit of getting up and going to bed early and does every thing __ _(有规律).