| 1. | The alternatives are death and submission .
或死或降，任选其一。 |
| 2. | Logarithms are defined with respect to an arbitrarily chosen constant .
对数是相对于一个任选的常数来确定的。 |
| 3. | We are free to choose a convenient fixed quantity of solution to work with .
我们可任选一方便的固定量溶液进行研究。 |
| 4. | In how many ways can 5 of these books be selected if no 2 consecutive volumes are to be chosen ?
在其中任选5册，没有两册相邻，有多少种选法？ |
| 5. | This ambiguity permits the alternative expressions of equations(3. 1)and(3. 3) .
这种二义性容许从方程（31）和（33）中任选一个方程来表示。 |
| 6. | To decrease the number of arbitrary standards, we could take advantage of an experimental connection between temperature and energy .
为了减少任选标准的数目，人们利用温度与能量之间的实验联系。 |
| 7. | Select one of the following option buttons
您可以在下面两个选项按钮中任选一个： |
| 8. | Select one from the following payment methods
下面付款方式，任选其一较适合您的： |
| 9. | Is selected , choose any other option , click
，请任选一个相应的其他选项，单击 |
| 10. | Select one from the following reservation methods
两种报名方式，任选其一： |
