6   Match the sentence beginnings (1–5) with the endings (a–e).

1   We’ve got a small window

2   We got there just in

3   I’m afraid their future

4   Just then he arrived. And not

5   Some people think time

a   is running out for some species.

b   time for the show.

c   a moment too soon.

d   of opportunity this time.

e   is under threat.