Period : From now to 31.3.2022. Fees to change from 25.12.2021. 
Languages of countries in Australasia continent

Australia
English 72.7%, Mandarin 2.5%, Arabic 1.4%, Cantonese 1.2%, Vietnamese 1.2%, Italian 1.2%, Greek 1%, other 14.8%, unspecified 6.5%

Fiji
English, Fijian, Hindustani

Kiribati
I-Kiribati, English

Marshall Islands
Marshallese 98.2%, other languages 1.8%; note: English, widely spoken as a second language

Micronesia

English (official and common language), Chuukese, Kosrean, Pohnpeian, Yapese, Ulithian, Woleaian, Nukuoro, Kapingamarangi

Nauru
Nauruan 93% (official, a distinct Pacific Island language), English 2% (widely understood, spoken, and used for most government and commercial purposes), other 5% (includes I-Kiribati 2% and Chinese 2%) (2011 est.)

note: data represent main language spoken at home; Nauruan is spoken by 95% of the population, English by 66%, and other languages by 12%

New Zealand
English

Palau
Palauan (official on most islands) 65.2%, other Micronesian 1.9%, English (official) 19.1%, Filipino 9.9%, Chinese 1.2%, other 2.8%

Papua New Guinea
Tok Pisin, English, Hiri Motu, some 839 indigenous languages spoken (about 12% of the world's total); many languages have fewer than 1,000 speakers

Samoa
Samoan (Polynesian) (official) 91.1%, Somoan/English 6.7%, English (official) 0.5%, other 0.2%, unspecified 1.6%

Solomon Islands
Melanesian pidgin is the lingua franca in much of the country, English (official but spoken by only 1%-2% of the population), 120 indigenous languages

Tonga

Tongan and English 76.8%, Tongan, English, and other language 10.6%, Tongan only 8.7%, English only 0.7%, other 1.7%, none 2.2%

Tuvalu
Tuvaluan (official), English (official), Samoan, Kiribati (on the island of Nui)

Vanuatu

Local languages (more than 100) 63.2%, Bislama (official; creole) 33.7%, English (official) 2%, French (official) 0.6%, other 0.5%