HSK 1
Tāmen shì qīnmì de péngyou.
They are close friends.
HSK 3
Tā hé māma de guānxi hěn qīnmì.
She has a very close relationship with her mother.
HSK 4
Liǎng guó zhījiān de hézuò yuèláiyuè qīnmì.
Cooperation between the two countries is getting closer and closer.
