There are many apples in the box. You can take ______ if you like.

The fire made _____ difficult to rescue the people trapped under the ruins in the earthquake.

One of the most important questions they had to consider was _________ of public health.

I have bought a good book, ______ that will surely interest ______ of the students．

--- What an amazing performance ! It’s the most interesting magic show I’ve ever seen.--- But I’m afraid it won’t interest _________.