About Swahili Language
According to Wikipedia.org, Swahili is a popular Bantu language that is spoken in Tanzania, Uganda, and Kenya. It is also widely spoken in Burundi, Mozambique, Oman, Somalia the Democratic Republic of the Congo, and South Africa. The total number of native speakers is 98 million. According to a survey in 2012, there are about 47 million speakers in Tanzania and around 34 million in Uganda. You will be surprised to know that there is a small number of speakers in other parts of the world. Swahili is written in the Arabic script and is very much influenced by the Latin alphabet. There are plenty of dialects of Swahili but the modern standard Swahili is based on Kiunguja. Some old dialects include Maho that is distinctive from other dialects. Kimwani is another dialect that is majorly spoken in Mozambique.
About Bengali Language
According to Wikipedia.org, Bengali is a popular Indo-Aryan language. The native speakers of this language are from the Bengal region in South Asia. It is also popularly known as Bangla and is the official language of Bangladesh. You will be surprised to know that is widely spoken in 22 scheduled languages of India. The total number of native speakers is 250 million. If we talk about the writing system it is Bengali and Bengali Braille. There are two different standard styles in Bengali known as Sadhubhasa (elegant or genteel speech) and the Chaltibhasa (current or colloquial speech). It is now used for both business and personal communications. If we talk about the simple Bengali sentence is follows a subject-object-verb word order. When it is present the negative particle will come at the ending of a sentence. You need to recognize six different cases and three verb tenses.