---John, how did your English exam go?
---I thought I ____, but in fact I came in the top 10% in the class.
| A．should have failed | B．couldn’ t have failed |
| C．might have failed | D．mustn’ t have failed |
Although some athletes _______ their sports ambitions , there are still many more struggling for success .
| A．achieved | B．will achieve | C．have achieved | D．had achieved |
________flights had to be put off because of the hurricane all those days .
| A．A great many of | B．A great number of |
| C．A great deal of | D．The great number of |
Though you don’t like him , you should treat him the way ______ suits him most . After all , he is your leader .
| A．in which | B．how | C．that | D．/ |
Dark glasses are sometimes worn to ________ the eyes from strong sunlight .
| A．protest | B．guarantee | C．protect | D．prevent |
“ Although ,” the boy said , “ _______ over and over , the maths problem remained confusing to me ” .
| A．explained | B．explain |
| C．explaining | D．having explained |