从水底向上运动的木块，最后漂浮在水面上，全过程中，木块受到的重力________
题型：填空题
问题：
从水底向上运动的木块，最后漂浮在水面上，全过程中，木块受到的重力_____________，木块露出水面之前，它受到的浮力__________，此过程中浮力_________重力。从木块露出水面到最后静止在水面过程中，它所受的浮力___________，它排开水的体积___________。
题型：填空题
| 阅读理解。 | |
| Welcome to Jin Ri Supermarket, a great place for shopping. There are everything you need. All the people can have everything on sale. For more information, you can read the ads or call 054-621-386.
| |
| 1. The supermarket _________. | |
| A. will open on October 1 B. is having a holiday sale C. has sale prices everyday D. will close after holiday | |
| 2. What kind of tapes are on sale here? | |
| A. Clothes B. Shoes C. Milk D. All of them | |
| 3. I bought two pairs of shoes in the sale, how much can I save? | |
| A.＄52.00 B.＄70.00 C.＄16.00 D.＄8.00 | |
| 4. How long will the supermarket open a day? | |
| A. seven days B. eight days C. ten hours D. twelve hours | |
| 5.Which of the following is TRUE? | |
| A. The sale will last 12days. B. You can't buy things over the phone. C. The low price is only for special things. D. You can order things over the internet. |
