选词填空。6C1f'k/A:y7[
沉重 严重 慎重6C1f'k/A:y7[
1．这次战斗给敌人以0q*F-B2M+g4a的打击。6C1f'k/A:y7[
2．在做事之前，都应该6p1j(y7N'o-B(_5}(E;f*u考虑一下。6C1f'k/A:y7[
3．去年，他不慎得了9`6a5o/L*s*f5Q;m3S*k3P的风湿病。6C1f'k/A:y7[