UNICEF was __________ in Europe in 1946, after World War II.
— Will you go shopping with me tomorrow? — I’d like to, but I am too busy. If you don’t mind, Susan will go ________ me.
— Tom speaks Chinese very well. Who teaches him? — He studies by __________.
— Miss Yang doesn’t look well. What’s wrong with her? — Oh, she has some trouble ______ her baby well.
— Why don’t you watch some English movies? — Oh, it’s too ______ because the people speak too quickly. I can’t catch them at all.
— Will Mr Shu give us a talk about the survey next week? — Yes, and he will give us ______ about it.