The villagers have already known______we'll do is to rebuild the bridge.
.With a lot of problems ________, the newly – elected headmaster is having a hard time.
.Soon after getting off his horse, the man appeared at the second storey windows,___he could see nothing but trees.
.Tom was very angry about ________ to Mary’s birthday party.
.You can come here to ask me _____ if you have any questions.
.Having a trip abroad is certainly good for the old couple, but it remains ______ whether they will enjoy it.