She devoted as much time as she could _______ others.
| A．help | B．helped |
| C．to helping | D．helping |
Ella improved her way of study. _________, she has made great progress.
| A．In order to | B．As a result | C．As usual | D．In all |
_______theteachersintheschoolisonehundred,and______ofthemarewomenteachers.
| A．Thenumberof;four-fifths | B．Anumberof;four-fifth |
| C．Anumberof;four-fifths | D．Thenumberof;four-fifth |
They were ________ busy ________ with each other ________ the time.
| A．too; talking; to forget | B．so; talking; that they forgot |
| C．so; to talk; that they forgot | D．too; to talk; to forget |
Tell me ______________.
| A．what is the jacket made from | B．how is this jacket made of |
| C．What this jacket is made in | D．Where this jacket is made |
Ifyouwanttobuyanexpensivecamera,wehaveseveralmodelsforyou________.
| A．tobechosen | B．tochoose | C．tochoosefrom | D．forchoosing |