18. Do you go out ………..? A. in the afternoon on Fridays B. on Fridays in the afternoon C. on afternoons Friday D. on Friday afternoons 19. Some young people are working ……………hospital volunteers. A. to be B. such as C. like D. as 20. You should pay more …………….in class. A. part B. care C. notice D. attention 21. He likes stamps. He is a stamp ………….. A. collect B. collecting C. collector D. collects 22. It’s difficult to cross this street because there is too much ……….. A. crowd B. traffic C. people D. transport 23. Would you like to come to my house for lunch? A. Yes, I do B. I’d love to C. Yes, I like D. OK. I’d like 24. Sorry, I can’t go with you now. I have ........... my work for the test tomorrow A. reviewing B. to review C. review