They ___ have arrived at lunchtime but their flight was delayed.
| A．will |
| B．can |
| C．must |
| D．should |
相关试题
Michael is ______ because he never takes any exercise.
| A．under conditions | B．on no condition |
| C．in condition | D．out of condition |
She’s tired of acting, and she _______ changing for a new job, but she hasn’t made up her mind yet.
| A．had considered | B．has been considering |
| C．considered | D．is going to consider |
At home, he keeps some pets，to which he ______ all his spare time.
| A．spends | B．offers | C．devotes | D．provides |
As is recorded in history, silkworms were first raised in ____we now know as Hebei Province.
| A．where | B．that | C．which | D．what |
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