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【简答题】
Style and Tone The phrases or sentences used in the letter indicate the style and tone. When writing the letter of invitation, we should choose the proper style (formal or informal), positive tone, and stick to it all through the letter. Choose the sentence that is consistent in style and tone with the sentence given. 1. Are you free after work on Friday to join a few of us for dinner? a. Please let us know as soon as possible. b. I am looking forward to your early reply. 2. It is a great honor for me to invite you to our Christmas Party on Friday, December 20. a. Think about it and give me a call by this weekend. b. I do hope you will be able to spare the time to share the occasion with us. 3. I am most pleased, on behalf of the organizing committee, to invite you to come to the International Conference on Micro-manufacturing. a. With their help, we’re sure this weekend is going to be a rewarding experience for everyone involved. b. I am particularly anxious to have you join us. 4. Thank you in advance for taking any action necessary on the contents of this letter. a. It is my pleasure to invite your country to send a delegation to the Sixth European Regional Meeting convened by the International Labor Organization. b. All the best. 5. The president and the Board of Directors of Far East Trading Co., Ltd. Request the pleasure of your company at a banquet to be held at the Ambassador Hotel, Taipei, at 6:00 p.m., on April 1. a. Dear Mary, b. Dear Ms. Strong:
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【简答题】读图,回答1~4题。 1.若x轴表示北半球纬度,Y轴表示夜长,则 [     ] A.由a曲线可推知太阳直射点在北半球 B.由b曲线可推知北京日出时刻早于南京 C.由a曲线可推知南半球各纬度正午太阳高度达到一年中的最大值 D.由b曲线可推知此时地球位于近日点附近 2.若X轴表示时间,a曲线表示气压变化,b曲线表示气温变化,则该图表示: [     ] A.暖锋过境 B.台风过境 C.反气旋过境 D...
【单选题】3大营养素包括碳水化合物,脂肪和蛋白质,其中碳水化合物供给能量的合理比例是()左右。
A.
60%
B.
30%
C.
40%
D.
50%
【单选题】曲线的最高点是(a,b)时,y有()值b
A.
常数
B.
最小
C.
最大
D.
以上都不对
【单选题】右图表示某种群数量增长的 “ J ” 型曲线和 “ S ” 型曲线。若不考虑迁入和迁出 , 下列有关叙述错误的是 ( )
A.
改善空间和资源条件有望使 K 值提高
B.
BC 段种群增长速率逐渐下降 , 出生率小于死亡率
C.
C 点时种群增长速率为零 , 出生率等于死亡率
D.
比较曲线 Y 与曲线 X 可知 , 自然状态下种群无法超出理想状态下的最大增长速率
【单选题】如图为某种群数量增长的“J”型曲线和“S”型曲线。若不考虑迁入和迁出,下列有关叙述错误的是
A.
改善空间和资源条件难以使K值提高
B.
BC段种群增长速率逐渐下降,出生率大于死亡率
C.
C点时种群增长速率为零,出生率等于死亡率
D.
比较曲线Y与曲线X,表明自然状态下种群无法超出理想状态下的最大增长速率
【简答题】()是相对于私人生活而言的。
【单选题】毕节地区出现氟中毒的主要类型是:
A.
饮水型氟中毒
B.
燃煤型氟中毒
C.
饮茶型氟中毒
D.
天然型氟中毒
E.
以上都不是
【判断题】公共生活是相对于私人生活而言的
A.
正确
B.
错误
【判断题】曲线的最高点是(a,b)时,y有最大值a
A.
正确
B.
错误
【判断题】曲线的最高点是(a,b)时,y有最大值b
A.
正确
B.
错误
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