Though we _________serious natural disasters, we are sure to overcome all difficulties.
He is _________ to have gone abroad,for I haven’t seen him for weeks.
As a teacher, I seldom give my students so difficult a problem_______ they can’t work out.
---Mum, I climbed to get the Teddy Bear from the top of the shelf.---My goodness! You _______ yourself. You _____ do that again next time.
The early pioneers had to many hardships to settle on the new land.
We believe ______ Beijing we’ll see in ______ year 2008 will be quite _____ different city from what it is now.