I don’t like people ______ talk much but do little.

The students were all tired but ________ of them stopped ________.

If you don’t make up your mind to get rid of your bad habits，you won’t be able to_________your goal．

All the doctors in the hospital insisted that he ____ badly wounded and that he _____ at once.

er becomes increasingly scarce in decades______, water shortage will become a hot issue all over the world