【单选题】Ethers can be readily prepared via a two-step process called a Williamson ether synthesis. The first step of this reaction is to form alkoxide. Which of the following compound can be used to complete ...
【单选题】Section B Directions: This section is to test your ability to understand short conversations. There are 2 recorded conversations in it. After each conversation, there are some recorded questions. The ...
A.
She has experience of office work.
B.
She likes young people, and wants to get some experience on teaching.