His new novel is very popular and it (sell) out last week.
这些花儿多长时间浇一次?
新加坡(Singapore)一年有几个季节?
Teenagers should be (鼓励)to learn and spread Chinese traditional culture.
China has been making great (成就) in every field these years, which amazes the world.
Tom began to show a special (兴趣) in painting at childhood.