they don't have ---- to make themselves----

B。enough clothes;warm enoughenough 修饰名词时,放名词前;修饰形容词,副词时,放其后。即:enough +名词,形容词/副词+enough clothes为名词,warm为形容词,故答案选B。句意:他们没有足够的衣服来使他们自己保持足够的温暖。