A : we bought the parts separately. we ( will / be going to) assemble them ourselves
b : that sound rather interesting. i ( will/ be going to) come and help you if you like.
b : that sound rather interesting. i ( will/ be going to) come and help you if you like.
Karena kalau memakai "be going to", grammarnya salah. Kecuali "will be going to"
B : ( WILL )