81.   In deepest drought the very top of the curved roofs has occasionally been visible, but until now no-one realised how big the structure really was.

82.   The architects say the carbon fibre structure is a design for the nineties.

83.   The landmark structure has been out of action for two years but is now expected to be back in service in July.

84.   The stem-loop structure is therefore present to enable local perturbations in the DNA structure which allow the protein to interact with the single DNA strand.

85.   However DNA structure can not be the sole determinant of cleavage efficiency since n tracts are very poor cleavage sites.

86.   Also, it is difficult to make a case for a Super League when the structure for one already is in place, involving any and all teams.

87.   Although osteoporosis affects all ethnic and racial groups, it largely strikes white and Asian women because their bone structure is the least dense.

88.   Although this alternative family structure is no new concept, it continues to increase at a rampant pace.

89.   Among the questions swirling around the unwieldy structure is its fate after its scheduled one-year stint as mega-attraction.

90.   Amazingly, despite the initial outlay, the structure is still serviceable.

n. + be >>共 1635
problem 0.82%
people 0.79%
company 0.71%
result 0.67%
thing 0.63%
report 0.57%
question 0.56%
official 0.55%
time 0.53%
issue 0.48%
structure 0.04%
structure + v. >>共 350
be 36.15%
have 3.50%
allow 2.18%
remain 1.78%
make 1.45%
change 1.32%
give 1.12%
become 1.12%
collapse 1.06%
provide 0.99%
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