Snowfall and low temperatures haven't made the animals move hurriedly for shelter. _______, they greet the snow with excitement, either enjoying the snowy landscape or tasting snowflakes.

A. On the contrary B. In conclusion

C. As a whole D. Aside from

The teacher told us to remain silent unless _______.

A. to be asked B. asked C. being asked D. you asked

This is a really different hotel _______19 floors with the roof _______a hanging garden.

A. making up of; consisted of

B. consisting of; making up

C. consisted of; taking up

D. made up of; consisting of

_______about the hero’s love story, most teenagers are interested in the novel _______the Second World War.

A. Concerned, concerned B. Concerning, concerning

C. Concerned, concerning D. Concerning, concerned

_______ are playing an important part is well known to us all.

A. That who B. Those who C. Who that D. Who

Seeing his mother seemed uninterested in the story and _______she remained _______with her cellphone, he chose to massage her back.

A. /, occupied B. that, occupying

C. /, to be occupied D. that, occupied

With the situation worsening, the army threatens to_______ if a general election is not to be held as scheduled. So let's _______some serious work.

A. take over, get down to

B. take up, come up with

C. take on, come down with

D. take apart, live up to

--- Did you try to _______the manager to come to attend the lecture?

--- Yes. He _______, but he was too busy at that moment.

A. recommend, meant to B.persuade, meant to have

C. suggest, had meant to D. request, was meant

Would you drop in at my house this afternoon if _______?

A. you are convenient

B. it is convenient for you

C. it is convenient of you

D. you will be convenient

_______it took 200 years to move from the steam engine to the Internet, there could be major development in _______ are now considered frontiers(尖端) of science in just the past few ten years.

A. When, which B. While, which

C. While, what D. When, that