【简答题】Part II Reading Comprehension (2*20=40 points) Passage 1 Read the poster about the Earth Hour and choose the right answer. (2*5=10 points) 阅读关于地球一小时的海报,回答下列问题。 21. What time is the Earth Hour in 2019...
【单选题】“探究阻力对物体运动影响”的实验如图所示.关于实验操作,下列说法正确的是( )\
A.
将小车从斜面不同高度释放,让小车从粗糙程度不同的水平面上移动
B.
将小车从斜面不同高度释放,让小车从粗糙程度相同的水平面上移动
C.
将小车从斜面同一高度释放,让小车从粗糙程度不同的水平面上移动
D.
将小车从斜面同一高度释放,让小车从粗糙程度相同的水平面上移动
【单选题】如图所示是探究 “ 阻力对物体运动影响 ” 的实验装置,下列有关此探究活动的 设计和结论的 各种表述, 正确 的是( )
A.
每次实验时,应使小车从斜面的 不 同高度滑下
D.
由于惯性,小车到达 粗糙的 水平面后继续向前运动 ,摩擦力逐渐减小到零
【单选题】Section D: Translation Directions: There are 10 questions in this section from No.31-No.40. Choose the best translation to the underlined part in each sentence. The soldiers were well trained, efficie...
【简答题】smile 2. lovely 3. daughter 4. seem 5. mature 6. than 7. their 8. parents 9. when 10. were 11. college 12. sweetheart 13. boyfriend 14. freshman 15. thought 16. would 17. marry 18. together 19. anymo...
【单选题】From the passage, we may conclude that the writer is _____.
A.
one of the organizers of the games for the disabled
B.
a disabled person who once took part in the games
C.
against holding the games for the disabled
D.
in favor of holding the games for the disabled
【简答题】如图所示是探究 “ 阻力对物体运动影响 ” 的实验装置,下列有关此探究活动的 设计和结论的 各种表述, 正确 的是( ▲ )A. 每次实验时,应使小车从斜面的 不 同高度滑下 B. 运动的物体若不受阻力,将一直运动下去 C. 水平面越粗糙,小车在水平面上前进的距离越远 D. 由于惯性,小车到达 粗糙的 水平面后继续向前运动 ,摩擦力逐渐减小到零
【单选题】阅读理解 细节性选择题5 40.From the last paragraph we learn that the investments by Goolge.org come from ________.
A.
Google's profits and stock value
B.
some international IT companies
C.
the companies's own interests
D.
local commercial banks