Could I speak to __________ is in charge of International Sales please?
| A．who |
| B．what |
| C．whoever |
| D．whatever |
My brother is really _____. He often works in his office far into the night.
| A．open-minded | B．hard-working | C．self-confident | D．warm-hearted |
There is ____ universal concept among ____ parents that the more they feed their kids, the healthier they will grow up to be.
| A．an, the | B．a, the | C．a, / | D．/, the |
I was so familiar with him that I recognized his voice _____ I picked up the phone.
| A．as | B．after | C．the instant | D．while |
It’s reported that the police will soon ____ the case of two missing children.
| A．look into | B．look after | C．look upon | D．look out |
—Can I help you ?
— Please give me two ____________ the eggs.
| A．dozen of | B．dozen | C．dozens of | D．dozens |