Question

Henry will not be able to attend the meeting tonight because__________.

A.he must to teach a class
B.he will be teaching a class
C.he will teach a class
D.he will have teaching a class

Answer 1

【答案】：B

本题考察将来进行时的用法。当要表示将来要进行的某一个动作时，可以使用将来进行时，其构成是“will“e+doing”此处强调当时(tonight)正在做某事，故选B。