Steve is in his bedroom. He …… the floor.
A. is vacuuming
B. is vacuming
C. are vacuuming
D. vacuumming
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Tenses and Questions › ViewWhich of the following is a simple present tense form of ‘to go’?
A. goes
B. going
C. gone
D. go
Grammar › View
We __________________ show respect to our parents.
A. shouldn’t
B. have to
C. ought
D. must
Grammar › ViewWhich of these sentences is written correctly?
A. The gardener, whose name is Wes, planted several types of flowers, because it will look beautiful.
B. The gardener whose name is Wes planted several types of flowers, because it will look beautiful.
C. The gardener, whose name is Wes, planted several types of flowers because it will look beautiful.
Grammar › View
By 2020 I think we will ____________ a settlement on Mars
A. Built
B. Have built
C. Have been building
D. Be built