下列各句中，没有语病的一句是（ ）

What’swrong with my son, doctor—_______.Justacold.

The examination will begin at 10:30Those who come late to the examination room

My last job lacked variety; I __________ the samethings all the time

Do you know Backstreet Boys _____ to Beijing this month?– Of courseI am going to fly to Beijing to watch their fabulous live show!