we have decided to ___the spring outing till next week because of the weather

Question

A.put up B.puton C.put off D.putout
teachers should not _____their students buy many extra reference books for classes
A.ask B.tell C.let D.allow

Answer 1

C, 推迟，延后的意思

C, ABD三项构成的词组均要求是用“ask/tell/allow sb to do sth”，这里显然没有to，而C可以构成let sb do sth，故选C

Answer 2

delay推迟

由于天气的原因，我们决定把春游推迟至下个星期

let 让

老师不应该让学生买太多的额外的参考书

Answer 3

begin

由于天气的原因，我们决定下星期再开始春游

Answer 4

have
let

这几题有点不太对。。到底要填什么？