By the end of 2008, about half a million people had flooded into the city, _____ up around 10 percent of its total population.
A. make B. made C. making D. to be made
The fact ____ this country spends more on its military than on education and health care combined is a serious and worrying thought.
A. where B. which C. that D. why
---Alice, let’s go to the supermarket and buy some food.
---Sorry, Mike ____ come to see me this afternoon so I’d better stay at home in case he comes.
A. can B. may C. must D. will
---Mum, I failed the test again.
--- Oh, I knew it. How can you learn anything ____ you spend all your free time watching television.
A. while B. as C. when D. unless
She may have missed the train, _______ she won’t arrive for another hour.
A. in which B. when C. in which case D. in that case
---Tell me something about your adventure in the rainforest, please.
---We lost our way in the forest and ___ made matters worse was ___ night began to fall.
A. what; that B. it; that C. it; because D. what; because
