文档介绍：Exercise
I begged my uncle to teach me how __________(ride) the bike.
——Hi, let's go skating,
——Sorry, I am busy now. I __________(fill) in an application form.
Deeply （move）, I thanked her again and again.
It took years of work __________(reduce) the industrial pollution and clean the water.
Just as I got to the school gate, I realized I ________(leave) my book in the cafe.
I am going to see the dentist and get my false teeth ________（fix）.
___________(learn) more about Chinese culture, Jack has decided to take Chinese folk music as an elective course.
It was raining lightly when I ________(arrive) in Yangshuo.
At this moment the bell rang, ________（announce）the end of class.
The teacher came into the classroom ________（follow）by his students.
The student corrected his paper carefully, ________（follow）the professor's suggestions.
The difference in thickness and weight from the earlier version makes the iPad 2 more comfortable________(hold).
When fat and salt ________(remove) from food, the food tastes as if it is missing something.
People ________（live） in the city do not know the pleasure of country life.
Here are some new computer programs ________（design） for home buildings.
He was very happy about his purchase and ________(think) the price was reasonable.
The desire to travel started off as a way __________ (have) something to expect.