— How is that, Jane?
— I wonder ______ it takes to be a good teacher beyond patience and a great knowledge of students.
| A．how is it that | B．what it is that |
| C．how it is that | D．what is it that |
She was a person and wouldn’t let anyone or anything stop her.
| A．reliable | B．determined | C．stubborn | D．concerned |
So clearly English that he can always make himself understood.
| A．he speaks | B．he spoke | C．did he speak | D．does he speak |
Some research workers completely all those facts as though they never existed.
| A．refuse | B．miss | C．leave | D．ignore |
some of the beer here— perhaps you will enjoy it.
| A．Try | B．Trying | C．To try | D．Have tried |
We’ ll need to apply all our to this job, for it is very important to us all.
| A．power | B．energy | C．force | D．strength |