No vehicle weighing over 3.5 tons is allowed on this bridge, according to traffic signs placed at both ends of the structure.

Once in a while I visit my grandparents on the farm and stay there for some days.

As tourism is more developed, people worry about the damage to the flora and fauna of the island.

Our parents join hands to give us a nice house and a happy home.

The situation seems to be changing minute by minute.

His new yatch is certainly an ostentatious display of his wealth.

He was asked to account for his presence at the scene of crime.

He made one last futile effort to convince her and left home.

The journalist refused to disclose the sourse of his information.

Sorry, I can’t come to your party. I am snowed under with work at the moment.

Mounting evidence indicates that acid rain is damaging historic sites in Boston and Philadelphia.

Many scientists agree that global warming poses great threats to all species on Earth.

It is an occasion when strength and sports are tested, friendship and solidarity was built and deepened.

A multitude of people attended the fund-raising presentation in the mall.

He was asked to account for his presence at the scene of crime.

When being interviewed, you should concentrate on what the interviewer is saying or asking you.

During the recession, many small companies were eradicated.

The use of lasers in surgery has become relatively commonplace in recent years.

I didn’t think his the comments were very appropriate at the time.

When I mentioned the party, he was all ears.

Fallout from a nuclear power station damaged in the tsunami may endanger the vegetation.