4. varying, various:
water levels in a pond are often the result of climate conditions.
Each student received concentrations of NaCl solution for the experiment.
animals rely on darknness to hide, to catch prey, to mate, or to interact.
Different varieties of semiconductors layered in solar cells respond to photons of
energies to produce electricity.
Electrodes can be of sizes.
5. effect, affect:
Nutrition concentration was the most important factor population size.
Although the cows were given steroids,the drugs had little .
Ozone causes cellular damage inside leaves that adversely plant production.
Energy supplies by electrons and ions or chemical reaction (e.g., oxidation) with impurities are just some of the that might be responsible for luminescence via matrix.
6. include, consist of:
Her research interests all areas of biochemistry and structural biology.
Components of Hyperion’s crust solid H2O and CO2.
7. that, which:
Fish live in caves show many adaptations to living in darkness.
At one electrode,hydrogen molecules are stripped of their electrons, are then sent through an external circuit to do work.
Adaptive immune responses recognize novel viral antigens are not invariant but nevertheless are foreign to the infected organism.
8. represents, is:
25 mg of ketamine an overdose of anesthetic for mice.
The Born-Oppenheimer approximation of uncoupled electronic and nuclear motion a standard tool of the computational chemist.
9. infers, implies:
Both curves are of an identical shape, which a constant front profile as well as a constant velocity.
The Intergovernmental Panel on Climate Change has been criticized for that climate-envelope models are more precise than they actually are.
10. can, may:
It appear that Table 1 contains an essentially complete summary of patterns that occur in electrochemical systems.
Huge numbers of species be at risk of extinction from climate change.
参考答案
1. like, as:
…as described by Beates (17).
…like those of Andrews et al. (1989).
…as a product of photochemical reactions
…like they do in Cu.
2. enhance, increase:
…increase the relative intensity of the band at 476 nm.
…enhancing host resistance to plant diseases.
3. while, whereas:
…whereas negative control cells were not.
…while the DNA mixtures were incubating at 37 °C.
…whereas conservative N-cycling properties are more common on younger soils.
…whereas at 15 °C, an increase of intensity of the 476 nm band is observed.
4. varying, various:
Varying water levels in a pond…
…various concentrations of NaC1 solution for the experiment.
…Various animals rely on darkness to hide, to catch prey, to mate, to interact.
…varying energies to produce electricity.
…various sizes.
5. effect, affect:
… affecting population size.
… had little effect.
…affect plant production.
…effects that might be responsible for luminescence via matrix.
6. include, consist of:
…include all areas of biochemistry and structural biology.
…include solid H20 and CO2.
7. that, which:
Fish that live in caves show many adaptations to living in darkness.
…which are then sent through an external circuit to do work.
…that are not invariant but nevertheless are foreign to the infected organism.