1 dam=10m

1km=1000m

1mm=0,1cm

1dm=0,1m

1cm=0,01m

148m=1480dm

630cm=63dm

531dm=5310cm

92cm=920mm

7000m=7km

8500cm=85m

89dam=890m

76hm=760dam

247km=2470hm

67000mm=67m

tick nha mình đang cần điểm

1.best

2.loveliest

3.smaller

4.more

5.friendlier

6.more modern

7.more comfortable

8.bigger

9.nearest

10.less

Mark the letter A, B, C or D on your answer sheet to indicate the underlinedpart that needs correction in each of the following questions

According to (A) geological discoveries (B) 4.6-billion-years life span of our planet (C) isdivided (D) into four time intervals called eras.

A. geological 

B. 4.6-billion-years 

C. isdivided 

D. into