1 . It took nearly two hundred years ________ I was built as an analytical machine by Charles Babbage. (用适当的词填空)

2 . It is very important for a student to keep a ________(均衡) between study and rest. (根据汉语提示单词拼写）

3 . Others come to walk in the mountains, to see the spectacular waterfalls or_____ (bath) in the hot water pools. (所给词的适当形式填空)

4 . On Father’s Day I received a ________(束) of flowers from my daughter. (根据汉语意思单词拼写)

5 . The dictionary________ (属于) to me is of great value. (根据汉语意思单词拼写)

6 . I don’t doubt that the gold ring ________(属于) to her.

7 . It seemed that the water was to ________ (责备). （根据汉语提示单词拼写）

8 . A ______ (均衡的) diet is essential to for everybody.

9 . _________(bite) twice, my friend dare not go to my home. (所给词的适当形式填空)

10 . A sound sleep is always regarded ________ (benefit) to our fitness.