The boss insisted that every minute ______ made full use of ______ the work well.
| A．be, to do | B．was, doing |
| C．be, doing | D．was, to do |
He was admitted to our school two years ago, a top school in our hometown, _____ he has been crazy about reading electronic novels, killing time.
| A．after that | B．since that |
| C．after when | D．since when |
The young couple,who returned my wallet,left _____ I could ask for their names.
| A．before | B．while |
| C．after | D．since |
It was really a great to all the teachers and parents that no students were injured in the accident.
| A．help | B．relaxation |
| C．relief | D．favor |
According to a recent survey, homework is ______ students most often blame for their lack of sleep．
| A． why | B．that |
| C．what | D． which |
All the books donated by the students from urban schools are said ________ to the students in the earthquake-stricken areas the other day.
| A．to have been sent | B．being sent |
| C．having been sent | D．to be sent |