The students the Art Festival when I passed by their school.
A) celebrate B) were celebrating C) will celebrate D) have celebrated
The volunteers __ a lot of help to the community for nearly ten years.
A) offered B) will offer C) are offering D) have offered
-- ______do millions of online users visit the home page of the government?
-- To read the news and search for the information they need.
A) When B) Where C) Why D) What
Don't jump to a conclusion! Let's __ the problem first.
A) to discuss B) discuss C) discussed D) discussing
Stop ______ about the traffic. Just think about what we can do to improve it.
A) complain B) to complain C) complaining D) complained
______ Tony_______ Frank likes the CD. They think the music is too noisy.
A) Neither...nor B) Either...or
C) Both...and D) Not only...but also
