39Once everyone is _____ his life, he will instinctively(本能) find every possible way _____

________ did you do yesterday–Before I visited my good friends, I went to the zoo.

all the supplies for the people carried tothe flood-stricken areas—No, only some ofthem nearly all the roads there cut off

In the market, vegetables are sold by _______ kilogram, I mean, by _______ weight.

Here aresome new computer programs _____ for home buildings．