The girl________ to milk since last winter.
| A．learns | B．learned | C．has learned | D．would learn |
Either you or one of your students ________ to attend the meeting that is due tomorrow.
| A．were | B．is | C．are | D．be |
________, he stopped working to have some snacks.
| A．Tired and hungry | B．Tiredly and hungrily |
| C．To be tired and hungry | D．Been tired and hungry |
The airline stewardess (空姐) said to passengers on ______ with a beautiful smile, “welcome _________!”
| A．aboard; board | B．board; aboard | C．board; board | D．aboard; aboard |
He _______ foreigners in his cafe before, so he didn’t know how to serve the American family.
| A．had rarely had | B．had had rarely | C．rarely had | D．had rarely |
Rather than _____ at home I’d prefer ________out to get close to ________nature.
| A．stay; go; the | B．to stay; go; / | C．stay; to go; / | D．to stay; to go; the |