根据首字母提示，完成下列单词的拼写。（5分）
小题1:We can find lots of information on the I .
小题2:Remember not to speak l________when we are in the reading room.
小题3:My mother has lots of h______ to do at home every day. I should always help her.
小题4:How many d______ can you find between these two pictures?
小题5:Young children need to sleep at l______ 9 hours every night. Enough sleep is very important.
