Sử dụng be going to, will , present progressive 1. Do you need a taxi? The doorman .....(call) on for you. 2. John's buying a ski jacket. He....(go) on a skiing vacation. 3. I think I...(visit) Africa one day. 4. My parents.....(travel) to Spain tomorrow. Here are their tickets. 5. She's wearing her swimsuit. She....(swim) in the sea.