二、单项选择(每小题1分,共计15分)21. Local villagers_____ the doctors with the people_____ in the bus crash.
A. assisted; wounded B. aided; woundedC. help; wounding D. saved; wounded22. ---You____ part in the party on time.
--- Sorry, I was delayed by the accident.
A. are supposed to take B. have supposed to takeC. are supposed to have taken D. supposed to take
A. assisted; wounded B. aided; woundedC. help; wounding D. saved; wounded22. ---You____ part in the party on time.
--- Sorry, I was delayed by the accident.
A. are supposed to take B. have supposed to takeC. are supposed to have taken D. supposed to take