— Shall I go and buy two more bottles of beer?— No, I’ve already bought twenty. That _____ be enough for us two.
. Put the books back _______ they belong after you have finished them.
. If you head ________ to Beijing , the Summer palace is______ for tourists.
It’s difficult to _______ a conversation with someone who only says “yes” and “no”.
----- Why does Sara know so much about Angkor Wat? ----- She _________ have been there, or….
. Some of the scientists held the point ______ the book said was right.