I am going to London for a holiday next month.–______.

eth are _____ , and my grandmother often takes them out to wash them and then put them back.

Lucy had few close friends. So she didn’t know ________ about the trouble.

Scientists say it may be five or six years _____ it is possible to test this medicine on human patients.

We don’t like her as she is always speaking highly of the role she ________ in the group.[ ]