【正文】
A. so B. and C. but D. /, / 15. ___________ is better than to receive A. To give B. Give C. Have given D. given ,每空一詞。 3. Camels can walk a long way without __________. A. to drink B. drinks C. drinking D. drinkings 12. Don39。 16. take outl 17. make the es fo r a walk20. on vacation