Mike is from America. He ________ English.

Richard __________ injured in the car crash，but I didn’t stop him driving after he drank some beer．

Who cooks dinner in your home every day —- _________ .

When will the official permission be given for the event to take place—Not until ________ good preparations for it.

﹣Do you know about the scientist Tu Youyou﹣Yes，she won the 2015 Nobel Prize in medicine because of her great______．