A. demonstrate
B. to demonstrate
C. to hold a demonstration
D. demonstrating
It doesnt look good.A. removeB. collectC. pick upD. earn
A research proposal doesnt need____()A. a historical perspectiveB. indexC. impor
Mr Smith doesnt live in this flat______.( )A. any moreB. any longC. any longerD.
Though she is nearly 65, Mary doesnt want to ____.A. retireB. retiredC. retiresD
Though she isnearly 65, Mary doesnt want to ___.A. retireB. retiredC. retiresD.
He was born in Sweden, but he doesnt have Swedish_____.()A. membershipB. citizen
Paul doesnt have to be made . He always works hard.A. learnB. to learnC. learned
__________ at in this way, the present economic situation doesnt seem so gloomy.
The coffee is wonderful!It doesnt taste like anything I ________ before.( )A. wa
[单选题]The teacher doesn’t permit( )in class.A.smokeB.to smokeC.smokesD.smoking