How about going out for a picnic on Sundaymorning—Hmm．___．The weather is very good these days．

city doesn’t start working on the on some open space, soon there won’t be a spot that isn’t covered with a house or shopping center.

Michael is always doing well in maths. But he ______ be a failure at times. [ ]

–Guess what! Alice has failed in the exam. ____ She is second to none in English inour class.

Have you heard of Earth Day — Yes, We have only one Earth. We haveno choice but ________ it.