A.sweep | B.sweeps | C.sweeping | D.swept |
A.I | B.me | C.my | D.mine |
A.What | B.How | C.When | D.How about |
A.Which | B.How about | C.How | D.Why |
A.turn it off | B.turning off it | C.turn them off | D.turned off them |
A.Sorry. | B.Thank you. | C.You’re welcome. | D.OK. |
A.in a minute | B.just now | C.this morning | D.hurry |
A.When | B.What | C.Where | D.Why |
A.clean | B.cleans | C.cleaned | D.cleaning |
A.uses | B.used | C.using | D.to use |