1. A smartwatch can be used for ______________________________ (measure) your exercise efforts.
2. People use this electronic device _______________________ (connect) with other people all over the world.
3. This mobile application is used for recording and _______________________ (send) distress signals.
4. An e-book reader is convenient; it is used _____________ (read) electronic books, newspapers or magazines.
5. Despite the convenience of motorbikes, many people ride their bicycle or walk _______________ (keep) fit.
6. This machine is used for ________________________________ (massage) at home.
7. We can use a memory card _________________________ (store) a lot of music or photos.
8. This robot is designed for ___________________________ (help) old people with certain household chores.