1) The referee stopped the match because one of the fans/......something on the pitch. 

a) was throwing b) has threw

c) had thrown d) has been throwing

2) A lot of Tolkien's novels ..... recently.

a) have been sold b) have sold

c) were sold d) are sold

3) Mark and his brother always iron their shorts.......

a) himself  b)theirselves

c)themself d) themselves