我们常用的数是十进制数，如4 657=4×10³+6×10²+5×10¹+7×10⁰，数要用10个数码（又叫数字）：0，1，2，3，4，5，6，7，8，9，在电子计算机中用的二进制，只要两个数码：0和1，如二进制中110=1×2²+1×2¹+0×2⁰等于十进制的数6，110 101=1×2⁵+1×2⁴+0×2³+…+1×2⁰等于十进制的数53．那么二进制中的数101 011等于十进制中的数是____．（注：10⁰=1，2⁰=1）

根据表格填空

If you find a pen, you can call____.
A.26598741   B.45632187   C.7765943   D.2558971
If you find a cat, you can call ____.
A.26598741   B.45632187   C.7765943   D.2558971
Lily has lost her ____.
A.cat        B.dog        C.keys      D.pen
What color is Jane’s pen? ____
A.White and yellow.       B.Blue.
C.White and black.        D.White.
Jim found a ____.
A.cat        B.pen        C.key        D.dog

阅读理解

( )1. Which is true for Kate?
A. She is looking for her glasses. 　　　B. She wants to buy a pairs of glasses.
C. She is still on Number 215 bus. 　　D. She found a pair of glasses in red case.
( )2. Kate lost her things       .
A. on a bus on Sunday 　　B. on a bus on Nov.5th 　C. in school 　D. on a bus on Saturday
( )3. If your cat is lost, you can call       .
A. 345-6173 　B. 674-335-9858　 C. 345-9858 　D. Kate
( )4. The cat is       .
A. old 　B. young 　C. White 　D. quiet
( )5. Which sentence is not right?
A. Kate can’t find her glasses 　　　　　　　B. Kim can’t find her cat　
C. Kate’s telephone number is 345-6173 　　D. Kim found a cat

阅读理解
　　Hello, everyone. I’m Tim. Today is my School Open Day. We come to school, but there are no classes. In the gym（体育馆）, the students can play games. At 9:00 a.m. there is basketball, at 11:00 a.m. there is table tennis, and at 2:00 p.m. there is football.
　　Students' parents can also come to school today. My father is in the computer room. He sits and listens to the teacher. He is a good student.
　　Where's my mother? My mother loves books. I go to the library. But she is not there. I go to the classroom. My friends are there. The teacher talks with the students. It is a happy day.
　　I go to the dining hall（餐厅）. Yes, my mother is there. She is eating ice cream.
根据短文内容判断正（T）误（F）:?
( ) 1. Only parents can go to school on School Open Day.
( ) 2. Students can do sports in the gym.
( ) 3. Tim’s father is in the dining hall.
( ) 4. Students can play the table tennis at 11:00 a.m..
( ) 5. Tim’s mother is in the library because she loves books.