Example sentences of "[vb -s] it become [adj] that " in BNC.

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1 Only within the last hundred years has it become evident that a sperm is in no way comparable to the seed of a plant , which is a multicellular reproductive structure containing the embryo of the plant .
2 From our first experiments with binary tree structures it became apparent that there were other structures available which would give much faster search times .
3 As the meeting progresses it becomes clear that the railway link will be very expensive , involving tunnelling through the hills and viaducts across the marsh .
4 After a frantic day of arm twisting by Government whips it became clear that potential rebels were prepared to back away from a rebellion in the hope of wringing more concessions from the Government before the Finance Bill , which gives legislative authority to the Budget , comes back to the Commons toward the end of next month .
5 In the very first experiments it became clear that , compared with ‘ control ’ birds that stayed in the dark or had been exposed simply to diffused overhead light , there was indeed increased synthesis of RNA in the roof region in the hours after training in birds which had been imprinted on the flashing light .
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