—— Can I help you? —— Well, I’m afraid the box is___heavy for you,but thank you all the same.
______ students should be given more free time is suggested by many experts and welcomed by kids in school.
Only when he returned______ the truth.
Some insects ______ the color of their surroundings to protect themselves.
It was such a_____ job that I really felt_____.
The difficulty which we had _______ with the local people has now been removed.