1．We all know that a ________(balance) diet is of great importance to our health.
[答案] balanced
2．We are proud ________ our achievements and hopeful about the future.
[答案] of
3．Alice was supposed ________(study) at home, but her mother found her surfing the Internet.
[答案] to study
4．The more you practise speaking English, the ________(great) progress you'll make in it.
[答案] greater
5．He has got used to ________(take) a walk in the park after supper every day.
[答案] taking
