Speaking of what sort of smartness is most desirable in human __________，a friend of mine told me a story.
| A．conduct | B．experience | C．custom | D．habit |
Nothing but several glasses ________ bought by my father the day before yesterday.
| A．was |
| B．were |
| C．have been |
| D．would be |
The whole family _______ TV attentively.
| A．are watching |
| B．is watching |
| C．is seeing |
| D．are seeing |
What the children in the mountain village need ________ good books.
| A．is |
| B．are |
| C．have |
| D．has |
________ either of your parents come to see you recently?
| A．Have |
| B．Had |
| C．Has |
| D．Is |
Both rice and wheat _____ grown in our country.
| A．is |
| B．are |
| C．was |
| D．were |