II 现在分词作定语或状语A )1. The _ boy was last seen _ near the bank of the lake.A.missing; playing B. missing; play C. missed; played D. missed; to playA 2. Mr Smith, _ of the _ speech, started to read a novel.A.tired; boring B. tiring; bored C. tired; bored D. tiring; boringB 3. Dont leave the water _ while you brush your teeth. A. run B. running C. being run D. to run D 4. Johns bad habit is _ without thorough understanding.