It's time ________ go to work.

1. A.
   of us to
2. B.
   for we to
3. C.
   we will
4. D.
   for us to

It’s _______ to work out the math problem. You needn’t go to ask the teacher.

1. A.
   enough easy
2. B.
   easy enough
3. C.
   easily enough
4. D.
   enough easily

 It’s _______ to work out the math problem. You needn’t go to ask the teacher.