¡ªWhat does PM 2.5 mean?
¡ªIt¡¯s a professional ________ indicating the condition of air pollution.
A. term B. item C. number D. mark
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I heard him say so with my _______.
A. eyes B. nose C. ears D. mouth
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It is beyond _______ that Professor Tu¡¯s achievement doesn't come from good luck but from her dedication to her research work.
A. imagination B. doubt C. expectation D. possibility
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Jane's grandmother wanted to write children¡¯s book for many years, but one thing or another always got in way.
A. a; ²»Ìî B. the; the C. ²»Ìî; the D. a; the
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Due to the ______ of this medical technology, some diseases can be treated at an early stage.
A. approach B. Appreciation C. Application D. appointment
C ¡¾½âÎö¡¿¾äÒ⣺ÓÉÓÚÕâÖÖҽѧ¼¼ÊõµÄʹÓã¬Ò»Ð©¼²²¡¿ÉÒÔÔÚÔçÆÚ±»ÖÎÁÆ¡£approach·½·¨£»appreciation¸Ð¼¤£»applicationÓ¦Óã¬ÔËÓã»appointmentÔ¼»á¡£¸ù¾Ý¾äÒâsome diseases can be treated¿ÉÖª£¬Ó¦ÊÇÓ¦ÓÃÕâÖÖҽѧ¼¼Êõ£¬¹ÊÑ¡C¡£²é¿´´ð°¸ºÍ½âÎö>>
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We all sighed with ________relief when ________plane finally landed safely.
A. a£»/ B. /£»the C. a£»a D. a£»the
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We most prefer to say yes to the ______ of someone we know and like.
A. attempts B. requests C. doubts D. promises
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¡ª Why _____ most stars _____ in the daytime?
¡ª Because the sun is too bright.
A. can¡¯t; see B. can¡¯t; be seen
C. weren¡¯t; see D. weren¡¯t; seen
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Jenny, you always _______ your baby too much before bedtime. In fact, it¡¯s not good for his sleep.
A. excite B. excited C. exciting D. excitement
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