One of the children _____ in the river last summer.
A: was swimming
B: is swimming
C: are swimming
D: were swimming
A: was swimming
B: is swimming
C: are swimming
D: were swimming
举一反三
- They used to go swimming in the sea in ____summer, but during ___ summer of 2004 they were too busy to go swimming at all. A: the;/ B: /; the C: /;a D: the;the
- We ____ go swimming in the river last year.
- _________ (be) a good swimmer, Tom enjoys swimming in this river every summer.
- It‘s interesting( ) in the river in summer. A: swim B: to swim C: swims D: swimming
- People ________ in summer in lakes around the city. But now there is no lake available. A: used to swim B: used to swimming C: were used to swim D: was used to swimming