The London Olympics make people all over the world ____ there very much.
A:want to go
B:to fly
C:fly
D:to want to go
判断玻璃仪器已经洗净的标准,是观察器壁上 ( )
一个苹果重1.9N,体积为0.2dm3用手将其浸没在水中,它受到的浮力是____ N;松手后,苹果在水中将____ (选填“上浮”、“下沉”或“悬浮”);苹果静止时,受到的浮力为 ____ N.
物质的性质决定其用途。下列有关物质性质和用途的说法中错误的是()
— There _______ a football match this evening.
— Exciting news.