—He looks so young! —I agree with you. He looks 30, but he is （ ） 45.

We decided to move to a quiet place, for we couldn’t （ ） the noisy environment here any more.

It’s high time we _____ strict measures to stop pollution.

In order to finish the task in time we must agree _____ a plan of action.

It’s vital that enough money_____collected to get the project started.

You might not like the way Sam behaves, but please be kind to him.______ , he is your grandfather.

You （ ） wear your glasses, for the words are rather small.

A new technique （ ）, the output as a whole increased by 20 percent.

The children looked up as the planes passed_____.

He （ ） yesterday morning, and would stay for three days.

I like staying alone at home more than （ ） with her to the shopping mall.

Yon don’t have the right to blame me _____ being late， for I was busy typing your business invitations.