[填空题]Nous sommes en train de construire un grand batiment____ la première partie vient d’être achevée.

[填空题]Nous sommes en train de construire un grand batiment____ la première partie vient d’être achevée．

[填空题]Dépêche-toi, sinon nous serons obligés de partir _____ toi.

[填空题]Il viendra avec nous _______ nous ne nous trompions pas de route.

[单项选择]
How was the Grand Canyon formed The truth is that no one knows for sure though there are some pretty good guesses, and it is usually thought that a number of processes combined to create the views that you see in today’s Grand Canyon. The most powerful force to have an impact on the Grand Canyon is erosion, primarily by water (and ice) and secondly by wind. Other forces that contributed to the Canyon’s formation are the course of the Colorado River itself, vulcanism, continental drift and slight variations in the earth’s orbit which in turn causes variations in seasons and climate.
Water seems to have had the most impact basically because our planet has lots of it and it is always on the move. Many people cannot understand how water can have such a profound impact considering that the Canyon is basically located in a desert. This is one of the biggest reasons that water has such a big impact here. Because the soil
A. decrease
B. abstraction
C. disparity
D. corrosion

[填空题]nous s mes ( )

[填空题]nous construis mes ( )

[填空题]Nous irons voir ce film _____ le sujet nous intéresse beaucoup.

[单项选择] On the Train The night train from Glasgow was so crowded that Donald, who was on his way to London to find a temporary job for the university vacation, wished that he had decided to travel by day. He had never been so hard up. He got on the train and walked along the corridor of the second-class compartments. He couldn’’t find a seat anywhere. He could not afford to travel first class, and he did not want to stand in the corridor. Neither did he want to sit on his suitcase. He was so tired that he decided to sit down in a first class compartment at least for a while. He soon found one with a single occupant (乘客) , a gentleman reading documents from a briefcase. With the self-assurance of a first class traveler, he opened the door and went in. No sooner had he sat down than the ticket inspector arrived. What bad luck! Now he would have to pay the excess (额外的) fare. As he turned out his pocket to find enough money he saw the gentleman was watchin
A. a night train to London
B. a night train Jo Glasgow
C. a daytime train to London
D. a daytime train to Glasgow