21. — What about ______ lecture you attended yesterday?
— To tell the truth, it was too boring．I can't stand ______ lecture like that．
A．a; the B．the; a C．the; 不填 D．the; the
22. — ______the bike be repaired by him?
—No, I’d rather he ______ it repaired．
A. Will; has B. Shall; had C. Should; have D. Can; has
23.— They said they were going to go camping in spite of the rain.
— That’s _________ I disagree.
A. what B. where C. that D. which