20．-Did you make sense of what the man said just now?

-No, his meaning didn’t　　　 .Would you explain it for me?

　　　 A．get through　　　　　 B．get off　　　　　　　　 C．get across　　　　　 D．get out

19．At the opening ceremony, the chairman　　　 a speech to welcome the guests from more than twenty countries.

　　　 A．delivered　　　　　　 B．spoke　　　　　　　　　 C．said　　　　　　　　　　 D．stated

18．The students expected there _______ more reviewing classes before the final exams.

　 A．to be 　　　　　　　　　 B．is 　　　　　　　　　　 C．being 　　　　　　　　 D．have been