478.　 The doctor did what he could ___ that child.

A. save　　 B. to save　　 C. saved　　 D. saving

477. “How many tigers are there in the zoo?” “_____.”

A. No one　　 B. None　　 c. Nobody　　 D. Nothing

476. To talk is ____ than to do.

A. much easy　　 B. much easier　　 C. more easier　　 D. more easy

475. The boy is ___to dress himself.

A. younger enough　 B. old enough　　 C. enough young　　 D. enough old

474. My mobile phone is old-fashioned, I was ___ of it.

A. ashamed　　 B. afraid　　 C. interested　　 D. excited

473. Most people speak English ___ a second language.

A. as　　 B. with　　 C. of　　 d. by

472. The writer found learning English difficult because she had trouble ____ complete sentences.

A. make　　 B. to make　　 C. making　 D, make

471. I don’t have a partner to practice English___.

A. to　　 b. with　　 C. /　　 D. about

470. I can’t understand ___- English .

A. speak　　 b. speaking　　 C. spoken　　 D. to speak

469. I often practice ____ English with Mr. Green.

A. speak　　 B. to speak　　 C. speaking　　 D. speaks.