1) The latter. But the sentence is poorly worded. 2) Probably.
New words, one handy idiom, and a 2-minute quiz — delivered to your inbox to keep your streak alive.
Anonymous1) There are no future activities for which sign-up is active.I would say this: We have no future activity schedule available for registration at this time. Usually, when we say "sign up", it is implied and understood that a program or activity is available and open for registration. e.g. I am signing up for a 4-week Yoga class / Basic compluter cl