22. In time of war, different parties tend to ______ their political differences to fight against foreign invaders shoulder to shoulder.
Scientists are trying to develop a special material, _______ they will make use of in space.
The education of _______young is always _______ hot and serious topic in modern society.
She insisted that she ______ not guilty , but we insisted that she ____ into prison
I found her nice and honest ____ I saw her.
I have ______ my husband again and again not to smoke , but I can’t ______ him.