. — Is the man our sales-manager? — No, it ______ not be him. He never plays cards.
| A．must | B．can | C．will | D．may |
I would have come to see you earlier, but I__________too busy.
| A．had been | B．were | C．was | D．would be |
With summer coming on, the weather gets hot _________.
| A．day after day | B．day and night |
| C．day in and day out | D．day by day |
In Switzerland, six miles west of Geneva,___________ a collection of laboratory buildings.
| A．lie | B．are lying | C．lies | D．lays |
America was____________ was first called" India" by Columbus
| A．that | B．where | C．what | D．the place |
. To everybody's surprise, the fashionable young lady ___________ to be a thief.
A. found out B. proved out C, put out D. turned out