Father said he would come to my graduation ceremony, he didn't, _______.
On the top of the mountain, you can get a wonderful ______ of the nearby hills. This is the very reason _______we like to go there in our spare time.
To live in ______ countryside for some time is really ______ helpful experience to children growing up in the cities.
He is such ______! He is sure to ruin(毁坏)all the fun here if you invite him to the party.
The place_____ the bridge is supposed to be built should be _____ the cross-river traffic is the heaviest.
To tell you the truth, the accident and the damages ______ caused frightened me so much that I almost gave up driving ever since.