______your opinions are worth considering,the president finds it unwise to place too much importance on them.

The teacher didn’t imagine that a student good at maths ______ have failed in the exam.

Make good preparations for your self-driving trip ______you’ll regret it when your car breaks down in a remote area.

Some lawyers have long called for changes to theselaws which they think are ___ in the 21 st Century.

Some pupils are often scared ________ some money in the corner of the streets by a few young men.[ ]