A.take | B.took | C.taking | D.take |
A.a | B.the | C.\ |
A.older | B.heavier | C.younger |
A.pay; cost | B.pay; paid | C.cost; cost | D.cost; pay |
A.left | B.went away from C have left | C.have been away from |
A.Where | B.When | C.Why |
A.Thank you. | B.I am sorry, I don’t understand. | C.Can I help you? |