The science of medicine, _______ progress has been very rapid lately, is perhaps the most important of all the sciences.
It rained a lot during their journey, so they ________ have had a good time.
People ________ with anyone who is always talking about how wonderful he is.
-- Are you happy with this laboratory? -- Not a little. We can’t have ________.
-- Did you pack him some food? -- Yes, ________ he wouldn’t get hungry.
-- How did you like his speech? -- Oh, it was very good. What he said ________ like a poem.