—Tommy is planning to buy a car.
— I know. By next month, he ____ enough for a used one.
A.saves B.saved C.will save D.will have saved
He wins the Nobel Prize for his outstanding _________to physics.
A.contribution B.conclusion C.addition D.explanation
All the neighbors admire this family _____ the parents are treating their child like a friend.
A.why B.where
C.which D.that
A good advertisement often uses words ________people attach positive meanings.
A.that B.which C.with which D.to which
The students ________ parents work in the USA speak English very well.
A.whose B.their
C.whom D.who
Running a company calls for intelligence, patience and a lot of experience._______, it's not an easy thing.
A.In conclusion B.On the other hand
C.First of all D.On the contrary