Present Simple Tense

Fill in the correct form of present simple tense in the blanks by looking at the subject.
he (walk) = she (brush) = it (fly) =
he (sing) = she (swim) = it (buzz) =
she (watch) = he (cry) = it (jump) =
he (study) = she (sleep) = it (play) =
she (kiss) = he (buy) = it (drink) =
he (fix) = she (go) = it (eat) =