After ten hours’ drive, we came to ________ is called a green house, through the glass wall of ________, we saw lots of green plants.
It was a matter of ______ would take the position.
The reason ______ he gave his teacher for being late is ______ there was a lot of traffic on the road.
There is no doubt ______ he said at yesterday’s meeting was true.
______ it will do us harm or good remains ______.
He is the first person you can think of ______, for he is always willing to ______ is in trouble.