The visitors were admiring the charming flowers ______ it started to rain.

Liu Xiang, who is recognized as one of the world’s best athletes, was the first person of Asian _____ to win the Olympic gold medal in the men’s 110-metre hurdles.

I would why he ____so strangely thesedays.–Recent pressure at study may account forhis behavior.

In my opinion, life in the twentyfirst century is much easier than .[ ]

The boy named Mike ________.Let me go and wake him up.