Mistakes don’t just happen；they occur for a reason. Find out the reason，and then making the mistake becomes________.

It is reported that the children from the earthquake-stricken areas are in _________ need of love and attention.

Magaret was so ________ to hear any news of  her lost son that she was almost driven mad.

Researches show that the taller you are, the more _______ you are to suffer back pain.

We’ll look into the case as soon as we can. Just be ________, please.

They gave a(n)________broadcast while the performances were in process on the stage.

People are encouraged to speak openly，but careless words are ________to hurt others’ feelings. 

Smoking is one of the ________causes of cancer，killing millions of people each year. 

__________ of furniture have been tested to guarantee good quality.

There are a number of methods to provide ___________ relief from your toothache pain, which can’t cure the problem.

In that school, English is compulsory for all students, but French and Russia are ____ .

My grandfather is always thinking for others. In another word, he is always ________.

——What do you think of the speech given by the CEO from Hong Kong ?——Excellent, I have never heard ______ one before.

— When would it be        for you to go to the science museum with me?— I am free this Friday afternoon. Let’s meet at 2 p.m. at the school gate.

Studies show that people are more        to suffer from back problems if they always sit before computer screens for long hours.

Having completed our adventurous journey through the forest, we went back to our camping site, _______.

Paper bags produced every year are ______ the world’s production of vehicles.

Young people are not_________ to stand and look at works of art; they want art they can participate in.

--- Where shall we hold the meeting? --- At any place          .

We’re expecting Jerry because he’s our _________ visitor who comes here for holiday every summer.