HSK 2
Gōngrén men dǎtōng le liǎng ge fángjiān de qiáng.
The workers knocked through the wall between two rooms.
HSK 3
Diànhuà zhōngyú dǎtōng le.
The call finally got through.
HSK 7-9
Wǒmen yào dǎtōng gè bùmén zhījiān de bìlěi.
We need to break down the barriers between departments.
