从方框中选用恰当的单词或短语填空。 is looking after, be, potatoes, how to do, today's, as soon as, yet, had taken off, have 1. British people eat a lot of _____ , which are cooked in different ways. 2. The plane _____  when we got to the airport. 3. I sent you an email last night. Have you received it _____ ? 4. The students were taught _____  the experiment in yesterday's chemistry class. 5. From the weather report, we know there is going to _____ a snowstorm tonight. 6. I'll tell my daughter the good news _____ she comes back from work. 7. Boys and girls, don't put off _____ work till tomorrow. 8. Helen is a volunteer in Africa. She _____ the sick kids now.