Many people are against new drugs being ________ on animals．

tested

strengthened

developed

improved

－Do you need any help, Lucy?

－Yes．The job is ________ I could do myself．

less than

more than

no more than

not more than

You may be my sister, but that doesn’t mean you have any ________ on me．

claims

intervals

justice

extension

To ________ is to save and protect, to leave what we ourselves enjoy such good condition that others may also share the enjoyment．

preserve

conceive

convert

contrive

For most patients, institutional care is the most ________ and beneficial form of care．

persistent

appropriate

thoughtful

sufficient

They would not allow him ________ across the enemy lines．

to risk going

risking to go

to risk to go

risk going

Only in this way ________ make progress in our English study．

can we

we can

we are able to

can we be able to

Tom as well as his parents ________ music．

like

likes

have liked

has liked

Music often ________ us of events in the past．

remembers

memorizes

reminds

reflects

Jim asked me if the music was ________ worth ________．

well; listening to

very; to listen

very; listening

well; to listen to