The carbon content of steel largely determines its usefulness for _______ applications.
98. You can go swimming on _____ that you don’t go too far from the river bank.
99. A 100% ______ dress can keep people refreshed in summer and warm in winter.
100. In the battle we fought to the death in defense of our positions and paid a heavy _____ for last victory.A. cost B. price C. value D1. Pay
101. In the _____ of my long life I’ve known many changes which took place in this village.
102. Some people say that smoking is a bad _____.