I have been so occupied ____ work that I haven’t had time for social activities.
A．in B．with C．from D．about
President Obama has two daughters, _____ able to fit in well with their citizens.
A．both of them are B．none of them are
C．both of whom are D．neither of who is
We walked up a mountain to a ridge from _____ we had fantastic views、
A．that B．which C．what D．where
It was the first time she ___ her motherland.
A．has left B．left C．had left D．leaves
Peru is, ______, a very beautiful country、It is so attractive that tourists from all over
the world come to visit it.
A．without question B．out of the question C．in question D．under question
_____ I am concerned, Peru is well worth a visit.
A．Even if B．In my opinion that C．As is known that D．As far as
