I’ve become good friends with several of the studentsin my school _______ I met in the English speech competition last year.

The sudden snow in Beijing on November 4, 2012 caught people by surprise. Many drivers got stuck on the road, ________.

I was surprised by her words, which made me recognize ________ silly mistakes I had made.

ntry has already sent up three unmanned spacecrafts, the most recent ____atthe end of last March

Your luggage is overweight, so you must decide what to ______.