【单选题】He appears to be strong and healthy, but, ____ he suffers from a very weak heart. [ ]
【单选题】He is very healthy though he is _______.
【简答题】He doesn’t have a very healthy ___________ — a lot of stress, very fatty food and no exercise.
【单选题】______ can be judged from his physical appearance, he is very strong and healthy.
【单选题】_____ he exercises every day, _____ he is not very healthy. [ ]
【单选题】Mr Brown is very old, ________ he is still healthy. [ ]
【单选题】_______ he exercises every day, _______ he is very healthy.