Ben looks strong. Has he ever been sick— He’s a superman! He ________ goes to the doctor.

Last night, before the exam, I went over the lessons　　　I couldn’t keep my eyes open to stay awake any longer.

Traveling around big cities by taxi can cost a lot of money, but it’s usuallyto take the underground to most places.

Look at _____boy over there. Do you know him—Yes. He is from Shanghai .

One Friday, we were packing to leave for a weekend away____ my daughter heard cries for help