11.(1)Where are the speakers going to have a picnic? A.In the park. B.On the hill. C.At the seaside. (2)Who will also join them for the picnic? A.Jack's dad. B.Jack's sister. C.Jack's brother.
12.(1)What did Mary go to Shanghai for? A.Looking for a job. B.Learning English. C.Travelling. (2)When did Mary go to Shanghai? A.One week ago. B.Four days ago. C.One month ago.
In the morning,we'll learn to (4)_______animals from the local people. In the afternoon,we'll walk (5)_______the river. In the evening,we'll enjoy the bright moon.
45.Chinese Zhusuan is one of the scientific achievements in ancient China.The abacus is easy to use as a t(1)
for calculating(計算). According to research,the early Zhusuan was developed from "rod-arithmetic"(算籌法),which is neither simple to explain(2)
easy to understand. In the Han Dynasty,thanks to the Silk Road,the business in ancient China developed(3)
( rapid).As a result,a lot of(4)
( way) of calculating also developed.At that point,Zhusuan,which was more convenient with rod- arithmetic,started to be used.The early abacus was(5)
['d?fr?nt] from that we use today.In the Tang Dynasty,the abacus which was similar(6)
the recent abacus appeared. In the Ming and Qing dynasties,the abacus achieved(7)
( it) full development.The use of it was introduced to all walks of life.Cheng Dawei,(8)
expert in math,produced a math book--General Source of Computational Methods.The book much further(9)
( speed) up the development of the abacus.It was spread to other countries,and played an important role in the(10)
['l?ukl]development of math. Nowadays,Chinese Zhusuan has become our intangible cultural heritage(非物質文化遺產) and we believe the story about it will continue.