There are many tall green trees on side of the street. A. either, B. both Call D. every
--- I will go to the countryside to see my grandmother this afternoon, so I can’t go swimming with you . --- ______ .
As we all know, the number of Tibetan antelopes(藏羚羊) ________ becoming ___________.
He didn’t listen to the teacher carefully, __________, he couldn’t answer the questions.
All the _________ things need air and water. Without air or water, nothing can stay _______.
Linda _____ come to meet me at the station, but I’m not sure.