At the end of the year 2010, some species of birds ddn’t survive the _____ winter in some European countries.
_____ anxious and _____ relaxed the learner, _____ their language acquisition.
The boy’s uncle gave him a large toy train _______.
Susan’s face turned red when she found the teacher’s eyes _____ her.
I can’t help _____ myself on passing the examination.
I’m not sure if I should get a part-time job when I’m in college and that is ______ my parents’ opinions and mine differ.