Please remain_______ until the plane has come to a complete stop.

A．to seal   B．to be seated   C．seating  D．seated

I can’t say which wine is best—it’s a (n)_______ of personal taste.

A．affair    B．event    C．matter    D．variety

I have offered to paint the house_______ a week’s accommodation.

A．in exchange for   B．with regard to   C．by means of   D．in place of

_______ I really don’t like art, I find his work impressive.

A．As      B．Since    C．If       D．While

---Where did you get to know her?

---It was on the farm_______ we worked.

A．that     B．there   C．which    D．where

It isn’t socially_______ for parents to leave children unattended at that age.

A．accessible B．adorable C．adaptable D．acceptable

They_______ two free tickets to Canada, otherwise they’d never have been able to afford to go.

A．had got   B．got C．have got   D．get

The country has already sent up three unmanned spacecraft, the most recent _______at the end of last March.

A．has been launched     B．having been launched    C．being launched   D．to be launched

In this seaside resort, you can_______ all the comfort and convenience of modern tourism.

A．enjoy   B．apply   C．receive D．achieve   

The book was written in 1946,_______ the education system has witnessed great changes.

A．when   B．during which   C．since then   D．since when