1.Up to now we ________ (plant) five thousand trees on the slope of the mountain.
2.You should be content ________ what you have now.
3.We have to accept the facts no matter how ________ (astonish) they might sound.
4. ________ (fortunate), his mother died when he was very young.
5.His family was badly ________ when he was a little boy.
6.We got ________ (bore)with the long and unmeaningful speech given by Mr.Smith.
7.He felt like a ________ when he ________ to pass the driving test.(fail)
8.He succeeded in ________ (overcome)many difficulties in learning English.
9.It was so dark in the cinema that I could hardly pick ________ my friend.
10.The electricity was cut ________ owing ________ the snowstorm.
11.He is ________ (convince) of his bright future.