Mary felt sad over the loss of photos she had shot in Australia, ______ that was a memory she especially treasured.
A．as B．which C．when D．where
To qualify yourself for this kind of new job, I recommend that you ________ some online courses.
A．to take B．take C．taking D．would take
The schools themselves admit that not all children will successful in the jobs ______ they are being trained.
A．in that B．for that C．in which D．for which
______ scientists know where a storm will happen, winds will suddenly change, carrying the storm to a new direction.
A．Even if B．Since C．Despite D．Unless
He has been caught _________ the rain and is wet _________ the skin.
A．by; to B．in; to C．in; through D．with; in
It was Asimov was eleven years old his talent for writing became obvious.
A．that, when B．When, which C．when, when D．when, that
