The scientists are expected to ______ some new suggestions on treating A(H1N1) flu spread all over the world after reading all the materials.
―I am really struck by your spoken English. You speak so fluently. Have you been abroad? ―Yes. I ______ in London for two years.
______ to her school from the town of Harlan, I followed a road winding around the mountain.
So hard ______ that we had to wait another day.
I walked in our garden, ______ Tom and Jim were tying a big sign onto one of the trees.
―Do you know where David is? I couldn’t find him anywhere. ―Well. He ______ have gone far — his coat’s still here.