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非谓语动词

Nonfinite verbs

热身练习
1. The old men enjoy _____ (listen) to the singing of  the birds in the park.2.My sister is interested in _______ in her free time.  A. watch TV       B. reading books   C. listening music   D. plays basketball3.Let me ______(help) you _______ (water) the flowers.4. I saw him _______ into the small store.
  A. went　  B. going　  C. to go　  D. has gone5.He is good at______.  A.singing   B.sing     C.sings    D.to sing