"could be worked on" is correct and usable in written English.
You can use it to suggest a possible improvement in a current situation. For example, "The school's library system could be worked on to make the borrowing process easier for students."
He said: 'These I don't think warrant anything, these ones could be worked on and these ones I really like as they are.' But, inevitably, even the ones he really liked as they were, I did loads of work on anyway".
Of course, that could be worked on.
Ms. Collins said the president described the plan "as constructive, as having elements that could be worked on".
Others have called for Trident's remit to be expanded: the burning question these days is whether some of the same magic could be worked on the deteriorating relationship between the police and young Muslims.
That certainly contributes to the terrible tackling that has plagued many defenses this season, compounding a problem that Edwards said was created in large part by rules that limited practices in full pads, which in turn limited how much tackling could be worked on during training camp and the regular season.
Chan suggested that emerging technologies such as biometric authentication, facial recognition, voice recognition, and big data could be worked on and developed for real-world application within the hub.
Three could be working on computers, one could be the leader, one other person could be a back-up leader, three could make gadgets and the other fifteen could be field agents Find a base.
Endlessly curious, "if he was working on Velasquez one day, he could be working on metaphor the next," said fellow friend and collaborator Joel Snyder, professor in art history and the College.
