【华慧考博】考博英语每日一练（1.14）考博加油！1. At present, it is not possible to confirm or to refute the suggestion that there is a causal relationship between the amount of fat we eat and the ______ of heart attacks.
2. The new technological revolution in American newspapers has brought increased ______, a wider range of publications and an expansion of newspaper jobs.
1. The stick in the water seems _______ ________ _______ ________broken. （插在水里的棍子看起来好像断了。）
2. Make up your mind ________ ________（马上）.