题目内容

___________ theories approximate the truth is the day-to-day business of science.

A. Determining how closely
B. How closely to determine
C. How one determines close
D. One is close to determining

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The guard walked through the train ___________everyone's ticket.

A. inspecting
B. inspected
C. being inspected
D. to be inspected

___________nothing to talk about, the head said good-bye and went out of the room.

A. There was
Being
C. As there being
D. There being

Intended to display the work of twentieth-century artists, ___________in 1929.

A. the opening of the Museum of Modern Art
B. so the Museum of Modern Art opened
C. why the Museum of Modern Art opened
D. the Museum of Modern Art opened

___________at the turn of the century, the Minnesota State Capital building is made of white granite and marble.

A. Erected
B. Was erected
C. To erect it
D. Erecting

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