【正文】 ．More TV programs, according to government officials, will be produced _____ people’s attention over food safety.A．to raise B．raising C．to rise D．rising31．—Excuse me, can you explain the reason to me again?—Sorry, I know what I want to say but I have difficulty ______ myself clearly.A．express B．to express C．expressing D．to be expressed32．—What makes you so brave to volunteer in the munity?—Because I know that there must be so many people __________ for our support.A．to wait B．wait C．waiting D．waited33．While all Chinese are fighting COVID19, medical staff（工作人員） ________ on the front line are heroes.A．stood B．stand C．standing D．to stand34．While I ____on the street, I found a little boy ______ near the park.A．a(chǎn)m walking, crying B．was walking, cry C．was walking, crying D．walked, cry35．Lily’s parents always encourage her ____out her opinions.A．speak B．speaking C．to speak D．spoken36．—Nowadays, many young people get used to________ late every day.—Exactly. But that’s not a good habit.A．stay up B．staying up C．stay out D．staying out37．We middle school students are advised _________ at least one hour _________ exercise every day to stay healthy.A．spending。 to take B．spending。 taking C．to spend。 to take D．to spend。 taking38．The Smiths are considering ________ to England because they ________ the cold weather there.A．not to move。 aren39。t used to B．not moving。 didn39。t use toC．not to move。 didn39。t use to D．not moving。 aren39。t used to39．When I am in a bad mood, I prefer _______ around the lake _______ myself up.A．walking；to cheering B．to walk；to cheer C．walk；than cheer D．walking；than cheering40．Many students admitted ________ games once in a while when they took online courses.A．play B．played C．playing D．to play41．— Doctor! I can’t fall at night.— Don’t worry! You are too stressed. Just be relaxed and take some pills, then you’ll be better.A．sleepy。 asleep B．a(chǎn)sleep。 sleepingC．sleep。 sleep D．a(chǎn)sleep, sleepy42．A lot of museums in China are worth___________. If you have time, you can choose to go.A．visited B．visiting C．to visit D．visit43．—At weekends, my parents often go cycling with me around the Fishmouth Wetland Park.—That39。s great! But my parents are too busy ________ operations to spare me any time.A．to do B．done C．doing D．do44．There’s no difference between the two words. So I can’t decide ________.A．what to choose B．which to choose C．to choose which D．to choose what45．We often see young couples go________ with their dogs along the lakeside paths at the weekend.A．jogging B．boating C．skiing D．swimming46．Chinese spacecraft Tianwen I successfully landed on the Martian surface, ________ a historic acplishment in China’s space development.A．marking B．to mark C．marked D．marks47．I like because it makes us know ourselves better and know more about the world.A．reading B．cooking C．swimming D．dancing48．I think the film Roman Holiday is worth a second time.A．to watch B．watch C．watching D．being watched49．—Do you mind beside you, sir?— . I alone to enjoy the music.A．my sitting。 Better not。 used to sitB．my to sit。 Of course not。 am used to sittingC．me sitting。 I’m sorry but I do。 have been used to sittingD．me to sit。 Never mind。 was used to sitting50．The girl is often seen ____in the art room.A．practice drawing B．practised drawingC．to practice drawing D．practice to draw51．—What’s your plan for the ing summer holiday?—I’ll devote as much time as I can some voluntary work.A．to do B．to doing C．do D．doing52．（題文） . Shall we take a walk outside?– Sorry, I’m too busy ______ for the ing examA．prepare B．to prepareC．preparing D．with preparing53．Nobody can imagine what difficulty we had home in the snowstorm.A．to walk