Dr. Smith, as well as his wife and daughters , ______ visit Beijing this summer. A is going to B are going to C was going to D were going to
It is known to us that lions and tigers ________ the cat family.
Three students in ten will go and _____ to stay in the classroom.
New trucks are widely used in the countryside ______ in the city.
It wasn’t a few years _________we met each other.
—I’m sorry to trouble you, madam.. —_______