【题目】— Did you notice ______ in his room?

【题目】The village ________ (it) is pretty, but local people are not very friendly.

【题目】The letter “X” often represents an ________ (know) number in some Math exercises.

【题目】Li Lanjuan does not win respect by showing who she is, but ________she is able to do.

【题目】We’ll never forget the village in which there ________ a small hill and a beautiful lake.

【题目】— Have you found your jacket?

【题目】Health and safety will be of much more ________ to us Chinese after this outbreak.

【题目】It seems that the program was ______ designed. It's out of order from time to time.

【题目】My mother tells my sister the stories ______ simple English every day, so she can understand them easily.

【题目】Polluted air does harm to the living things on the earth. It ______ kill plants as well as even humans.