Politeness is a(n) _______phenomenon among all the social groups, but it is marked by different cultures.
| A.steady | B.complete | C.universal | D.original |
Prices of daily goods ___________ through a computer can be lower than store prices.
| A.are bought | B.bought | C.been bought | D.buying |
Courage is a kind of quality --- and that’s __________it takes to face the challenges in life.
| A.that | B.which | C.why | D.what |
Don’t be afraid of asking for help ___________ it is needed.
| A.unless | B.since | C.when | D.although |
___________ time, she will make a first-class tennis player like LiNa.
| A.Having given | B.To give | C.Giving | D.Given |
Jim passed the final exam, ___________ surprised his classmates and parents.
| A.that | B.which | C.this | D.it |