We gave away bulletins door to door to call on people to help others warm-heartedly, only ____to have a drink from time to time.
A.to stop | B.stopping | C.stopped | D.having stopped |
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We gave away bulletins door to door to call on people to help others warm-heartedly, only ____to have a drink from time to time.
A.to stop | B.stopping | C.stopped | D.having stopped |