when asked to give his opinion

Question

帮忙分析下
When asked to give his opinion on the failure of file experiment, he pretended ______ it.
Ahaven't heard
Bhaven't heard of
Cnot to have heard of
Dnot having heard of

Answer 1

C not to have heard of

pretend to do sth固定搭配，意思是假装做某事。

该结构有如下三种形式：pretend to do sth（一般式）；prentend to be doing sth（进行式）；prentnd to have done sth（完成式）。

词义辨析

pretend, assume, feign的区别

1、feign和pretend作“假装”解时，可互换使用。

2、pretend指佯装成某身份或伪装成正在做某事，其目的是出于嬉戏或欲欺骗他人，多用在坏的意味上；assume指为了掩饰自己而“假装”“装出”，通常指表面上的装腔作势，未必含有坏的意味；feign指作为借口或理由想避免危险、困难等而“伪称”“假装”“冒充”。

3、pretend后可接动词不定式，也可接that从句。

Answer 2

C
pretend to do sth.固定搭配