单选 1.Professor Wang is giving a lecture on__phyics.A.a B.an C.the D./2.What_pity that he has missed the change!A.the B.a C.an D./3.I will try to_who stole my wallet.A.look for B.look up C.find Dfind out4.Look,the whole room is covered__dirt.A.by
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![单选 1.Professor Wang is giving a lecture on__phyics.A.a B.an C.the D./2.What_pity that he has missed the change!A.the B.a C.an D./3.I will try to_who stole my wallet.A.look for B.look up C.find Dfind out4.Look,the whole room is covered__dirt.A.by](/uploads/image/z/10682684-44-4.jpg?t=%E5%8D%95%E9%80%89+1.Professor+Wang+is+giving+a+lecture+on__phyics.A.a+B.an+C.the+D.%2F2.What_pity+that+he+has+missed+the+change%21A.the+B.a+C.an+D.%2F3.I+will+try+to_who+stole+my+wallet.A.look+for+B.look+up+C.find+Dfind+out4.Look%2Cthe+whole+room+is+covered__dirt.A.by)
单选 1.Professor Wang is giving a lecture on__phyics.A.a B.an C.the D./2.What_pity that he has missed the change!A.the B.a C.an D./3.I will try to_who stole my wallet.A.look for B.look up C.find Dfind out4.Look,the whole room is covered__dirt.A.by
单选 1.Professor Wang is giving a lecture on__phyics.A.a B.an C.the D./
2.What_pity that he has missed the change!
A.the B.a C.an D./
3.I will try to_who stole my wallet.
A.look for B.look up C.find Dfind out
4.Look,the whole room is covered__dirt.
A.by B.for C.with D.at
单选 1.Professor Wang is giving a lecture on__phyics.A.a B.an C.the D./2.What_pity that he has missed the change!A.the B.a C.an D./3.I will try to_who stole my wallet.A.look for B.look up C.find Dfind out4.Look,the whole room is covered__dirt.A.by
D a lecture on…… 一堂物理课,不用加冠词
B 感叹句 what a pity 多么遗憾
D find out找出来
C
be covered with 覆盖着.(强调状态)
be covered by 覆盖着.(强调动作)
D a lecture on…… 一堂物理课,不用加冠词
B 感叹句 what a pity 多么遗憾
D find out找出来
Cbe covered with由 覆盖着
而be covered by 被(某人)去盖 (如。The table was covered with a table cloth byme)