pass 和 cross
It ______ his mind that she was trying to tell him somthing.
此处为什么可以用 crossed 而不能用passed?
参考答案:pass的用法：及物动词时:
1 ，相当于go 。例子 The car passed over the body twice, once backward and then forward.
2，传递某人某物：例子 If you pass something to someone, you take it in your hand and give it to them.
3，move around即在附近来回移动 例子 pass a hand through his hair
4，相当于pass on 例子 He has written a note asking me to pass on his thanks.
不及物动词时：
1，时间过去了 例子：Several minutes passed before the girls were noticed.
2，通过了 例子：Kevin has just passed his driving test...
pass a new law or a proposal
3，组成词组 例子： pass through 等
cross的用法：动词
1，穿过 cross a room/ground等
2，越过局限 crosses a limit or boundary
3，表情表现在某人的脸上 an expression cross someone's face
4，相交， 两条直线相交
至于这题的答案楼上的解释也时对的。另外看得出你是一个英语初级学生，我现在大学英语六级考试已经过了，大三，作为一个师兄，我建议你买一个词典，比如牛津，那样你的很多问题就迎刃而解了，当然，买一个电子词典更方便，不过要选词汇量多的，就是比较贵。