The financial crisis has put the world economy in a difficult _________.
| A．occasion | B．condition | C．evaluation | D．situation |
Asphysicsishardenough,I_____studyit.
| A．amnotable | B．couldn’t | C．amnotableto | D．cannot |
TheyaskedTomtogivehimadrink,buthe_____.
| A．hadn’t | B．wasn’t | C．wouldn’t | D．could |
Icouldn’t_____crywhileIwaswatchingthemovie“Tolive
| A．helpto | B．help | C．helpbutto | D．helpbut |
HeissostrongthatI_____fightagainsthim.
| A．darenot | B．diddarenot | C．didn’tdareto | D．darenotto |
He_____tothefarmyesterday.
| A．needgo | B．neededgo | C．hastogo | D．hadtogo |