The police have found enough evidence ______ the murderer did on the scene.
A. what B. that
C. when D. how
Teenagers_____social experience, so they are easily ___ when they step into society.
A. lack; taken up B. lacking in; taken in
C. a lack of; taken up D. lack; taken in
It is said that ______ bridge was built in ______ Ming Dynasty.
A. a; a B. the; the
C. a; the D. the; a
假设你是李华，暑假参加了为期两周的“美国夏令营” 活动。期间你住在Richard夫妇家中，他们为你提供了吃、住、行及旅游方面的帮助。请写一封电子邮件感谢他们。内容需要包括以下要点：
已安全回到中国的家；
参加此次活动的收获；
3．感谢Richard夫妇的帮助。
注意：1.词数100左右；
2．开头结尾均已写好，不计入总词数。
Dear Mr. and Mrs. Richard，
How time flies!
__________________________________________________________________
__________________________________________________________________
__________________________________________________________________
__________________________________________________________________
__________________________________________________________________
__________________________________________________________________
____________________________________________
Best wishes to you.
Yours sincerely,
Li Hua
假定英语课上老师要求同桌之间交换修改作文，请你修改你同桌写的以下作文。文中共有10处错误，每句中最多有两处。错误涉及一个单词的增加、删除或修改。
增加：在缺词处加一个漏词符号(∧)，并在其下面写出该加的词。
删除：把多余的词用斜线(\)划掉。
修改：在错的词下画一横线，并在该词下面写出修改后的词。
注意：1.每处错误及其修改均仅限一词；
2.只允许修改10处，多者(从第11处起)不计分。
My dream school starts at 8: 30 a. m. and ends at 3:30 p. m. They are three lessons in the morning and two in the afternoon. We didn’t need to do so many homework. Therefore, we have more time with afterschool activities. For example, we can do reading for one and a half hour and play sports for one hour every day.
My dream school look like a big garden. There are all kinds of the flowers and trees around the classroom buildings. We can lie on the grass for a rest, or sat by the lake listening music. The teachers here are kind and helpfully. They are not only our teachers but also our friends.
阅读下面短文，在空白处填入1个适当的单词或括号内单词的正确形式。
Youth is a kind of wealth. It will gradually disappear with time 1. (go) by. What can we do to fulfill our youth? In my opinion, for one thing, it is our ideas 2. matters a lot to realize our value.
No matter what our ideas are, we must try hard to achieve them. When we are young, we are full of energy. We have the 3. (good) conditions in our lives. Good memories, good 4. (understand) and so on. We should 5. full use of these conditions to study more.
For6., we should do as many things as possible we want to do. Of course, they must 7. (rich) our lives, which can make 8. possible for us to gather many different experiences that are worth 9. (remember) when we are old.
Then when we are really old, when we cannot move any, we can be proud of our achievements that we 10. (experience) in happiness and we can say we have no regret in our lives.
