Life is always full of challenges. It seems that _____ one problem is solved, a new one will appear. It’s a good choice to face and overcome them bravely.A. when B. because C. until
—We will go to the Erqi Square this afternoon, why not take a taxi? —We ________ take a taxi, it’s only one kilometer or more. We can walk there.
—Do you have the new iPad mini II ? —Sorry, they have been______. You may come next week.
—Sorry, Mr. Smith. I left my homework at home this morning. —Never mind. But be careful ______ that again.
—I like the photo I took on the beach yesterday. What do you think of it? —Well, really nice!
The newspaper says if more underground lines in 2014, it will be much easier for people to travel around Zhengzhou.