单项选择题

In spite of the wide range of reading material specially written or ____________for language learning purposes, there is yet no comprehensive systematic programme for the reading skills.

A． adapted
B． acknowledged
C． assembled
D． appointed
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单项选择题
Hydrogen is the fundamental element of the universe ________________ it provides the building blocks from which the other elements are produced.
A．so that
B．but that
C． in that
D． provided that
单项选择题
If individuals (are awakened) (each time as) they begin a dream phase of sleep, they are likely to become irritable (even though) their total amount of sleep (has been) sufficient.
A．are awakened
B．each time as
C．even though
D．has been
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