【判断题】外存储器比内存储器容量大,但工作速度慢。
【单选题】Sarah doesn’t eat because it isn’t good for her health.
【单选题】Her health ___ good ___ rather weak.
【单选题】Amy eats lots of fruit and vegetables, _______ are good for her health.
【单选题】Amy loves_______ every day. She thinks it is good for her health.
【单选题】Kate tries _______ milk every day because it's good for her health. [ ]
【单选题】She says the milk_______ her health.