英语 英语选择题和填空题 (28 19:47:20)1.   We    should    try_____ the     endangered      animals.2.   Isabel      stuies      hard       English.(改为同义词）      Isabel      _____     _____      _____English. 

1. to save 尽力援救
2. put efforts in 努力学

to Protect,保护
work hard on

1.to save
2.take pains to/ put efforts in

protecting
puts effort on

1.to protect:try to do something,是固定搭配,protect:保护
我们应该努力保护濒临灭绝的动物.
2.Isabel works hard on English.
或者Isabel puts effort into English.