70. Ladies like using cream (护肤霜) to keep their skin soft and (smoothly) .

69. We need two more (battery) to run the machine.

68. Robots can help (science) explore dangerous places.

67. Tom can’t stop working (complete) at the weekend.

66. Are you (interest) in the robot that can do housework?

65. You need to put several (硬币) into the box before you use the telephone.

64. The barn can (储藏) five tons of rice.

63. The tide (潮汐) (散开) fast towards the people and they ran away quickly in all directions.

62. The computer caught a (病毒) and could not work yesterday morning.

61. Put your things away. Your room is always in a (乱七八糟) .