Hydrogen is one of the most important element in the universe （）it provides the building blocks from which the other elements are produced

A:so that                B:but that C:provided that             D:in that

______ bricks, workers must press clay into blocks at first.

A:Being make B:The making of C:To make D:Made

What is said about the blocks of flats built in the past in Britain

A:They were mostly inhabited by people who did not earn much. B:They were usually not large enough to accommodate big families. C:They were sold to people before necessary facilities were installed. D:They provided playground for children on the top of the buildings.

The walls are made of {{U}}hollow{{/U}} concrete blocks.

A:big B:empty C:long D:new

The walls are made of {{U}}hollow{{/U}} concrete blocks.

A:big B:long C:empty D:new

A cache has 64 blocks; each block is 16 bytes. Which block does byte 1200 map to

A:25 B:60 C:75 D:100

"Blocks are placed______．

A:on chart 5011 B:towards the end of Section II C:on some older-style D:towards the standard nautical charts"