Whose trousers are these Are they ______ —No, they are _____.
It is required that you____ change the plan. —Oh, no! Why____ I follow you again?
I didn’t know what“loquacious” meant and had to ________ in a dictionary
Sometimes our opinions differ _______ what wechoose to observe and how we deal with what we’ve observed
There is _______wrong with my computer and it requires _______.