Помогите плииз

Complete the sentences with the adjective or the adverb.
1 She drives very carefully. (careful / carefully)
2 Peter speaks Chinese very ____________ . (fluent / fluently)
3 It was a very ____________ journey. (slow / slowly)
4 He got a very ____________ mark in the exam. (bad / badly)
5 I opened the letter ____________ . (immediate / immediately)
6 You play golf very ____________ . (good / well)​