That such a great number of families are still so badly off greatly ______ the researchers.
| A．puzzle | B．confuse | C．disturb ed | D．astonishes |
If you cannot come to the meeting, please let us know ______ so that we will cancel your hotel booking.
| A．in general | B．in advance | C．by chance | D．by accident |
It is being diccussed whether it is worthwhile ______ temples like this at such high costs.
| A．preventing | B．to prevent | C．preserving | D．to preserve |
Experts say it is wrong to give a child ______ he wants.
| A．whichever | B．however | C．whatever | D．wherever |
The moment the bell rings for dinner, there are always a great number of students _____ into the dining hall as if they hadn’t had meals for days.
| A．come walking | B．coming walking | C．coming flooding | D．come flooding |