40. Which of the following is true about Bille's lenses? (A) Their production process is complicated. (B) They will be sold at a very low price. (C) They have to be replaced every day. (D) Purchase orders can be made through the Internet.

39. According to Bille, with the new lenses the wearer's vision _____. (A) will be far better at night than in the daytime (B) may be broadened about 15 times than without them (C) can be better improved in the daytime than at night (D) will be sharper by a much greater degree at night than in the daytime

40. Which of the following is true about Bille's lenses? (A) Their production process is complicated. (B) They will be sold at a very low price. (C) They have to be replaced every day. (D) Purchase orders can be made through the Internet.

其他試題

40. Which of the following is true about Bille's lenses?
(A) Their production process is complicated.
(B) They will be sold at a very low price.
(C) They have to be replaced every day.
(D) Purchase orders can be made through the Internet.