to go abroad, his spare time is totally spent in learning English.
A. Having intended
B. Intending
C. To intend
D. Because he intends
网友回答
A. Having intended
B. Intending
C. To intend
(答案→)D. Because he intends
解析：考查原因状语从句。如果选择非谓语动词，句子主语与非谓语逻辑主语必须保持一致。本题主语是his spare time, 所以只能用完整的原因状语从句了。选D。