It was ordered that all the soldiers ____ to the front．
| A．should send | B．must be sent | C．be sent | D．must go |
Obama didn’t explain ______ any larger principles have guided him through the historic convulsions of the 2011 Arab Spring.
| A．what | B．that | C．where | D．whether |
I feel it a great honor ______ to give a speech here.
| A．to be asked | B．to have asked | C．being asked | D．to ask |
This is the first time that your parents have been abroad, ______?
| A．haven’t they | B．hasn’t it | C．aren’t they | D．isn’t it |
Large quantities of time ______ for practising guided writings.
| A．was needed | B．are needed | C．needs | D．is needed |
The kid is crying, for he ______ jump over the ditch on his own.
| A．dares not to | B．dare not to | C．doesn’t dare to | D．dares not |