Indonesia has 2 season, wet and dry season. new it is in dry season, are you sure it will rain soon? I'm not sure because there is 0 cloud in the sky.I'm doubt the farmer will start to plant because there is no water in it. and I am not sure the plant will grow well without enough water.
2.are you sure that Indonesia has 27 provinces.I am not sure because according knowledge Indonesia has 23 provinces
3.a: malaka straight is Indonesia has?
b : I doubt it because there are countries, Malaysia and Singapore.
a: are you sure it's the largest straight in the world?
b: I am not sure it is the largest straight.
4.X:are you sure that national Indonesian football will be champion in Asia region?
Y: I'm not sure because Indonesia lost by Iran an Bahrain.and next time will versus Qatar. are you sure that mark us is the best goal keeper?
X : I doubt it because he always make mistake when he was being goal keeper.