________is no possibility________she can finish the task in two hours.
A．There; that B．It; that
C．There; whether D．It; whether
When I study English, I like to put my dictionary________my reach so that I can refer to it when necessary.
A．out of B．beyond C．within D．in
The two girls are so alike that strangers find________difficult to tell one from the other.
A．it B．them C．her D．that
The manager had fallen asleep where he_______，without undressing.
A．was laying B．was lying
C．had laid D．had lied
Give yourself 10% of________is left for your work and let me have the rest.
A．which B．that C．what D．where
The school has developed an online system________ students can choose their own teachers.
A．which B．when C．that D．where
