___________of last term we ___________ over two thousand new words.

There may____ two new schools in the neighborhood.– I hear that one is a primary school, the other is a high school.

_______________ useful message he got from his mobilephone this morning!

Polar explorers have to be extremely______ to bear the climate and other hardships. [ ]

Jiangsu Province ____ a series of activities to protect water resources over the past few monthsEarly this year, several cities ___ citizens to use new types of toilet equipment