The World Cup will ________ in South Africa this year．Do you know how many football teams will be ________?

A.happen; taking part

B.hold; taking part in

C.play; taking part in

D.take place; joining in it

答案及解析： D

解析：

表示体育赛事举行用be held或take place；第二个空应填taking part或joining in(it), take part in后应有宾语。