# 1เลือกประเภทWhich of the following is a correct negative sentence using 'am'?I am not happy.I am happy.I amn't happy.I am happy not.
# 2เลือกประเภทIdentify the correct negative form of the sentence: 'He is a doctor.'He is not a doctor.He not is a doctor.He is no doctor.He isn't doctor.
# 3เลือกประเภทWhich sentence correctly uses 'are' in a negative form?We are not late.We are late not.We not are late.We no are late.
# 4เลือกประเภทWhat is the correct negative form of 'They are friends'?They are not friends.They not are friends.They are no friends.They aren't friend.