Growing pains

2) the train _______ arrive at 1:30, but it was an hour late.
a. was about to             b. was likely to
c. was supposed to          d. was certain to
3) ––– why didn’t you keep your words, billy?
––– sorry, dear. but i really forgot where i was ______ to meet you.
a. demanded      b. imagined       c. supposed       d. guessed
4) the professor also mentioned an article _______ by zhu ziqing.
a. supposed to have been written        b. supposed to be written
c. supposing to have been written        d. supposing to be written
4. the money with which you were to buy dog food is gone, but spot looks so hungry! 讓你們用來買狗食的錢已經花光了，可是斑點看上去還是這么餓！
“be + 不定式”結構
(1) 表示“將來的安排，將來的計劃，按計劃或安排將要發生的事情
i’m to have tea with betty this afternoon. 今天下午我將與貝蒂一起喝茶。
the train is to arrive in xuzhou at 10:25 a.m.. 這趟火車將于10：25到達徐州。
the children are to buy some new clothes for the coming spring festival. 春節將至，孩子門將買幾件新衣服.
明天早晨八點我們將在校門口集合。
____________________________________________________________________.
(2) 表示“命令/指示、禁止、職責、義務、同意、決定、某事應當/必須如何做
you are to call your mother to let her know you have safely arrived when you reach the destination.
you are to go to the hotel where rooms have already been booked for you. 你們就去旅館，房間已經給你們訂好了。
this door is not to be opened. 此門不得打開。
你所借的圖書應當于7月5日前歸還。the books you borrowed ______ ______ ______ ______ before july 5.
1) “you are _________ all your homework before you leave school,” said the teacher.
a. to finish       b. finishing        c. finished         d. finish
2) our tv sets sell well, but ten years ago no one could have imagined such a big share in the market that they __________.
a. were having        b. had had        c. were to have          d. had
3) if you ________ be in time for the early bus, be sure to get up before five o’clock in the morning.
a. are to        b. are about to        c. are going to          d. are due to