_______fine mornings，old people get together and do exercise by the lake．
| A．In | B．On | C．At | D．To |
At that time, the calculator was a great ______ / ɪnˈvenʃn /.
| A．invent | B．invitation | C．invention | D．inventor |
My ______ /'feɪvərɪt / snack is potato chips.
| A．favorite | B．free | C．foreign | D．future |
Go down this street and turn ______ / left / . You will see a library in front of you.
| A．light | B．left | C．let | D．lift |
What a ______/ faɪn / day to climb the mountain with friends!
| A．fun | B．fine | C．find | D．funny |
—How often do you do sports?—I do sports______ /twaɪs/ a day.
| A．twice | B．twins | C．tooth | D．tries |