【单选题】—Would you like to go shopping with me this afternoon? —I'd like to, but I'm afraid I ______. I have to write to my parents. [ ]
【多选题】下列关于MHC I类分子的叙述,哪些是正确的?A.B.C.D.Tc杀伤靶细胞受MHCI类分子限制E.
【单选题】— Would you like _______ shopping with me? —I’d like to. But I’m busy _______ my homework.
【单选题】The word 'it' in Line 4, Para. 1 refers to
A.
the scale of the pageants in the open air.
B.
the production of costumes for all the performers.
C.
the limited allocation of funds for the performance.
D.
the creative power of the performance planners.
【单选题】下列关于Tc细胞杀伤靶细胞的叙述正确的是
【单选题】—Would you like camping with me? — I’d like to. But I’m busy my homework.
【简答题】I'd like to go to the cinema, but I'm ______ to. [A]enable [B]disable [C]unable [D]able
【单选题】----Would you like to go to the park with me? --- ________
【单选题】What does the sentence 'The reverse now appears to be true'(Line 3, Para. 7)mean?
A.
Now the number of newly arrived illegal immigrants outnumbers those legally entering the U.S.
B.
Now the number of newly arrived legal immigrants outnumbers those illegally entering the U.S.
C.
The past statistics are not true.
D.
Now there are more illegal immigrants than those legal ones in the U. S.