Meaning trap
get through
finish a difficult task
To finish something that is hard or takes a lot of effort.

Don't mix these meanings
Same phrase, different job.
To finish something that is hard or takes a lot of effort.
Another meaning of 'get through' is 'survive a hard period'; compare the examples to keep the meanings separate.
Hear it in context
Notice where the phrase sounds natural.
I finally got through all my homework before midnight.
During exam season, I have to get through a lot of reading every week.
Fix the pattern
One small grammar move makes it sound right.
Not: I need to get through with this report by five.
Say: I need to get through this report by five.
'Get through' a task takes the object directly — 'get through with' is non-standard here.
Which sounds natural?
Tap the one a native speaker would say.
'Get through' is the natural verb for finishing a demanding amount; 'complete the entirety of my workload' is stiff.
Build natural chunks
Words that usually travel with it.
get through + workload
- the work
- a pile of emails
- the reading
- it all
Don't confuse it
Related
Other meanings and phrases to compare.
- get through (survive a hard period) — Another meaning of 'get through' is 'survive a hard period'; compare the examples to keep the meanings separate.