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1、 —Look at the man in pink over there! Is he John?
—He ____ be John who is away on a business trip now.
A、shouldn't B、mustn't C、may not D、cannot -
2、 My bike is broken. The repairman has been trying to fix it, but still ____ it.A、didn't repair B、has repaired C、hasn't repaired D、had not repaired
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3、 The project ____ the government is concentrating is aimed at improving food safety.A、with which B、with that C、on which D、on whom
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4、 When purchasing a phone, people are used to measuring its ____ and quality rather than its price .A、poison B、function C、position D、solution
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5、As a netizen, you're supposed to ____ related resources and materials so as to make your comments reasonable and reliable.A、gather B、attack C、suffer D、recover
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6、If a person chooses to give up and hug ‘lying flat' when he's young, then he'll ____ achieving nothing.A、pick up B、catch up C、bring up D、end up
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7、 Every day, the taxi driver takes a bottle of black coffee ____ he falls asleep on his way.A、while B、even if C、in case D、unless
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8、 The solution to handling the tough issue ____ by a group of scientists was finally accepted.A、to recommend B、recommended C、recommending D、recommend
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9、 Nowadays many people tend to show respect to professionals who are ____ in a certain field.A、shallow B、narrow C、horrible D、expert
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10、 Every now and then people may be ____ about your ability. All you have to do is to believe yourself.A、in panic B、in harmony C、in doubt D、in shock
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11、Parents' care and love can not be （代替）, which lay a solid foundation for a child's growth.
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12、 It is reported that only two passengers （幸存）in the air crash yesterday.
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13、 Although they are really （方便）, ready meals may not be healthy enough.
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14、 Would you like to make friends with people full of （活力）?
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15、 A negative mindset will prevent you from （适应） yourself to a new lifestyle.
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16、 Everyone was surprised at the a beauty of the great wonder.
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17、 Being a s of purity, snow is widely described in Tang poetry.
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18、I'm looking forward to seeing my best friend's r when he spots the Christmas gift.
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19、Susan is not sociable. So it's t of her to distance herself from unfamiliar ones.
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20、 Completing more tasks in l time makes one efficient.