【推荐1】The guests left the room without   ________. (explain)

【推荐2】I don’t want to hear your ________. (explain)

【推荐3】Scientists can hardly give scientific ________ (explain) on how trees communicate.

【推荐1】请根据括号中的中文提示、英文释义或句意，写出句中所缺单词，使句子通顺。
1. We can’t imagine ____ (现代的) life without cooked food and cars.
2. Think twice before you buy that robot. Let’s ____ (比较) the prices in another store.
3. Parents should teach their children to behave ____ (in a right way) in public.
4. Neil Armstrong was the first person to set foot on the ____ (the outside or top part) of the moon.
5. Liu Tao was ____ from school yesterday because of illness.

【推荐2】That couple always hold a small c_______ on their wedding anniversary. They prepare gifts for each other and eat in their favorite restaurant on that day.

【推荐3】Tina is very sad because of the d________ of her pet dog.