1.Lily did (worst) of all the girls.
2.Be careful!Don't hurt (yourself).
3.He is strong enough (to carry) the heavy box.
4.Tim told me (not to go) to the library with him.
5.(learning) a foreign language well is very important.
6.Are you happy (to play)with me?
7.It's (really) an exciting sport,isn't it?
8.Who can stop the boy from (crying)?
9.The bus is too (crowded)today.
10.The girl had a fall and (broke) her leg.
有不会的可以再问我
1.worst 2. yourself 3. to carry 4. not ot go 5. Learning 6. to play 7. really 8. crying 9. crowded 10. broke
绝对正确