72. For many days I have been trying to ______ what it is that makes Jack so angry.
. I’m taking these apples out of the bag to _____ the load I have to carry.
. At the same time, they are taking strong _______to protect the wild animals.
. _____your son recovers and your daughter passes the college entrance examinations, you will have nothing to worry about.
. 16. As we all know, Asia is _____Europe.
. It is none of your business _____ other people find you. Believe yourself.