求几道英语题目原因分析【答得清楚追加20分】
1.________ fine weather it is Let's go to the park together.A) What a B) What C) How D) How a 为什么不能选A?
2.I'm sorry you ______ the train; it _____ five minutes ago.A) have missed,left B) missed,has left C) are missed,was leaving D) missed,had left答案是A,为什么呢?
3.The boat has a hole _____ each side.It will go down soon.A on B through C in D at为什么不是A或者B呢?
4.--Would you mind looking after my pet cat?--______.A) OK,I'd be glad to.B)OK.i've no time.C)No,I won't do that.D)Yes,I'd like to.应该选哪个呢?为什么