They have enough vegetables and food here. So I don’t think theyneed ______.

31．Chicago lies _________ the two rail roads are connected

There is hardly an environment on earth ______ somespecies of animal or other have not adapted successfully.

Open the window please， Mike.— ________ I didn’t hear what you said.

Happy Teachers’ Day! Here are some flowers for you.— _______ beautiful flowers they are! Thank you!