Mothers holding jobs outside the home should have ___ schedules to make it easier to care for their children.
| A．heavy |
| B．smooth |
| C．flexible |
| D．complex |
相关试题
Milton didn’t chooseof the T-shirts and went away without looking at a third one.
| A．any | B．either | C．all | D．both |
No government can justly claim authority it is based on the will of the people．
| A．after | B．unless | C．so that | D．while |
The music sounded， the end of the class．
| A．indicating | B．indicated | C．to indicate | D．indicate |
Carbon
dioxidefrom burning fuels is the most common of the so-called greenhouse gases.
| A．produced | B．producing | C．to be produced | D．having been produced |
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