oment I see him, I’ ll tell him what to do next. I mmediately I see him, I’ ll tell him what to do next. O n/Upon seeing him, I’ ll tell him what to do next. 4. We have been waiting for you for an hour. Y ou should have arrived here an hour ago. We have been waiting for you for an hour. Y ou were supposed to have arrived here an hour ago. 5. China isa country that belongs toa developing country. China is country belonging toa developing country. 6. Teachers are not allowed to smoke in the office. T eachers are prohibited from smoking in the office. 7. If it were to snow tomorrow, we ’ ll play snow-ball fight. S hould it snow tomorrow, we ’ ll play snow-ball fight. 8. Most of the students in our class are from the countryside. T he majority of students in our class are from the countryside.