单项选择题Keep practicing and you ______ your English.
单项选择题The new-designed car is on show now. I wonder ______.
单项选择题Raymond and Howell proposed job cuts following a two-year decline in sales ______.
单项选择题______ Are Jim and Bob playing outside — ______ They are doing their homework in the study.
单项选择题— It's difficult for the village children to cross the river for school. —I think a bridge ______ over the river.