Well-designed weight-training programs only target two or three body areas
true or flase

Witch system has the main function of the body defense

When it comes to our health and the treatment of diseases, technology has had a effect. a. very negative b. neutral c. positive d. negative

In a search a driver needs to look in a of distances far away to near, as well as to the left, right and rear of the vehicle, making efficient use of both central and fringe vision. a) fast manner b) systematic manner c) slow manner d) aggressive