а) There's a good library in our school if you want to __4. look up _ information.
b) I couldn't finish my diploma work because of my health and now I'm _1. catching up with __ it.
c) I have two sisters. We all __ 3. get on with 5_ with each other.
d) There are a lot of after-school activities you can _6. take up__.
e) I was ill for two weeks so I _2. fell behind.__ with my study.
f) Don't stop. _ go on __ reading.