1.You must do difficult exercise for a long time every day to be healthy 2. Foods high in fiber can protect from serious health problems. 3. Stress can be caused by only negative situations.​

my friend works at factory because he's a metallurgist. another friend is an advising seller of electronic equipment and clerical aids, therefore he works at office. his home is quite close to the office.

meditation

similarity

feeding

identification

perception

striking

meekness 

devising

choice

requirement 

he's traveling on the 8 o'clock train

she is afraid of traveling by plane

do not lean out of the window

walk in the pavement