The spaceship flies at 11 kilometres a second.划线提问
The spaceship flies at 11 kilometres a second.划线提问
The first spaceship flies at about eleven kolimeters(a)secon
( )spaceship flies at about eleven kilometers( )second.冠词
英语翻译()spaceship flies at about eleven kilometers ( ) second
The first spaceship flies at about eleven kilometers____seco
The train traves at a speed of 80 kilometres per hour 向划线部分(
My mother often flies a kite with me in the park .(对划线部分提问)
he lives on the second floor.就second划线提问、
My father flies to Hong Kong once a month.对flies to 划线提问
The second tree is the tallest of all(对划线部分提问) the second划线.
Light travels 300,000 kilometres a second
Light----[ travel]300,300 kilometres a second