Be ________ with the children, for they are too hard to look after.

I will. They are too young after all.

[　　]

Be ________ with the children, for they are too hard to look after.I will. They are too young after all.

1. A.
   nervous
2. B.
   energetic
3. C.
   serious
4. D.
   patient

---Be ______ with the children, for they are too hard to look after.

---I will. They are too young after all.

A. nervous　 B. energetic　　　　 C. serious　　　 D. patient

With a lot of difficult problems ______, the newly-elected president is having a hard time

1. A.
   settled
2. B.
   settling
3. C.
   to be settled
4. D.
   to settle

With many major economic problems________ to be solved, there is no point predicting the growth rate of this year now.

1. A.
   remaining
2. B.
   remained
3. C.
   have remained
4. D.
   having remained