—What have you learned from your experience in England?—Well, meeting people from another culture ______ be very difficult.
——I’m afraid I can’t finish the magazine within the required time. ——__________.
—Excuse me, Professor Smith, I was wondering if I could leave a quarter earlier today. — _____ .
Green products are becoming more and more popular because they are environmentally _________.
—Are you going there with us? —If Mary wants to go, ______.
---Can you finish the difficult task in such a short time? ---No, it is beyond my __________.