As is required by their employer, the employees ______ finish the project within this month.
| A．could | B．shall | C．may | D．should |
Tom has been absent for two days．Do you know what _________ to him?
| A．has happened | B．would happen | C．was happened | D．had happened |
--Which of the two films do you prefer?
-- To tell you the truth,, I don’t like _________.
| A．neither of them | B．both of them |
| C．either of them | D．none of them |
_________ it rain, the crops would be saved.
| A．Will | B．Should | C．Would | D．Could |
It was unwise of him to _________ the unreliable data in his speech.
| A．refer to | B．add to | C．belong to | D．point to |
-- I’m so sorry for breaking the plate, Mom.
-- It doesn’t matter．_________ careful next time.
| A．Being | B．Do be | C．Do | D．To be |