Now people hope to eat healthily and begin to care about the ________ (安全)of the food.
Some parents tell their kids not to speak to __________ (陌生人).
We are supposed to read _______(安静)in the library.
Everyone went to the zoo _____ (除了) Wei Ming last Tuesday. Because he had to look after his little brother.
Joe lives on the ________ (十二) floor of a tall building.
The panda has been d_______ for about two months because of the bad illness.