He lived far away，but he said he would come ______[ ]

There_____ be any difficulty in passing the road test since you have practiced a lot in the driving school. [ ]

In our school library there_______ a number of books on science, and in these years the number of them_______ growing larger and larger.

_____ difficulties we may come across, we’ll help one another to overcome them. [ ]

1—______ do you send ane-mail to your cousin— Sometimes.