完成句子。(共5小题,每小题2分,满分10分) 根据汉语意思完成英语句子,每个空格填一个单词。 交的朋友越多,我们就越高兴。 The more friends we _________, the _________ we are. 从今年开始,学生们不再为他们的学习担心了。 From this year on, students won’t _________ about their study any _________. 人类已经逐步认识到保护动物的重要性。 Humans have come to _________ the _________ of protecting the animals. 尽管我学习不好,但我从未放弃过。 _________ I didn’t do well in my lessons, I _________ gave up. 熬夜对我们的健康有害。 _________ up late does _________ to our health.