146.　 The students of Class 2 are making an ____________实验in physics.

145.　 They are going to have their son _____________教育in their own country.

144.　 The work wad ______________完美done and the teacher was pleased.

143.　 I could not get a satisfactory ___________from him.

142.　 If we don’t send him to hospital, he will die from______________流血

141.　 Her____________了解 of Japanese remains weak for she hasn’t spent much time on it.

140.　 The farmers are only allowed to cut down trees when they are big _______________足够.

139.　 Without any______________犹豫 , she took up the red flag and rushed out.

138.　 The price of the holiday___________变化 from 500 dollars to 1200 dollars, depending on the time of the year.

137.　 The girl felt ________________害怕after hearing some strange footsteps.