改错An alarm clock and a pen are on the desk .
改错An alarm clock and a pen are on the desk .
改错:Two keys and an alarm clock are on the desk.
改错 Tow keys and a alarm clock are on the desk
----alarm clock and a CD _______on the desk A An are B A is
_______ clock and a pen __________ on the desk.A.An,is B.A,i
改错 There are a pen and tow books on the desk.
There is alarm clock on the desk.
(A)clock and(an)English book are on the computer desk.为什么要用A
There is —(a /an )alarm clock on the table .
there is a pen and two books on the desk.还是there are a pen a
英语翻译There are two books and an pen on the desk.还有什么
where is the alarm clock?—is_______ on the desk?